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1.39 bentley 16: <h2 id=OpenBSD>
1.1 tj 17: <a href="index.html">
1.39 bentley 18: <i>Open</i><b>BSD</b></a>
19: 6.1 Errata
1.1 tj 20: </h2>
21: <hr>
22:
23: For errata on a certain release, click below:<br>
1.41 schwarze 24: <a href="errata20.html">2.0</a>,
1.1 tj 25: <a href="errata21.html">2.1</a>,
26: <a href="errata22.html">2.2</a>,
27: <a href="errata23.html">2.3</a>,
28: <a href="errata24.html">2.4</a>,
29: <a href="errata25.html">2.5</a>,
30: <a href="errata26.html">2.6</a>,
31: <a href="errata27.html">2.7</a>,
32: <a href="errata28.html">2.8</a>,
33: <a href="errata29.html">2.9</a>,
34: <a href="errata30.html">3.0</a>,
35: <a href="errata31.html">3.1</a>,
36: <a href="errata32.html">3.2</a>,
37: <a href="errata33.html">3.3</a>,
38: <a href="errata34.html">3.4</a>,
39: <a href="errata35.html">3.5</a>,
1.41 schwarze 40: <br>
1.1 tj 41: <a href="errata36.html">3.6</a>,
42: <a href="errata37.html">3.7</a>,
43: <a href="errata38.html">3.8</a>,
44: <a href="errata39.html">3.9</a>,
45: <a href="errata40.html">4.0</a>,
46: <a href="errata41.html">4.1</a>,
47: <a href="errata42.html">4.2</a>,
48: <a href="errata43.html">4.3</a>,
49: <a href="errata44.html">4.4</a>,
50: <a href="errata45.html">4.5</a>,
51: <a href="errata46.html">4.6</a>,
52: <a href="errata47.html">4.7</a>,
53: <a href="errata48.html">4.8</a>,
54: <a href="errata49.html">4.9</a>,
55: <a href="errata50.html">5.0</a>,
56: <a href="errata51.html">5.1</a>,
1.41 schwarze 57: <br>
1.1 tj 58: <a href="errata52.html">5.2</a>,
59: <a href="errata53.html">5.3</a>,
60: <a href="errata54.html">5.4</a>,
61: <a href="errata55.html">5.5</a>,
62: <a href="errata56.html">5.6</a>,
63: <a href="errata57.html">5.7</a>,
64: <a href="errata58.html">5.8</a>,
65: <a href="errata59.html">5.9</a>,
1.23 deraadt 66: <a href="errata60.html">6.0</a>,
1.34 deraadt 67: <a href="errata62.html">6.2</a>,
1.37 deraadt 68: <a href="errata63.html">6.3</a>,
1.38 deraadt 69: <a href="errata64.html">6.4</a>,
1.40 deraadt 70: <a href="errata65.html">6.5</a>,
1.42 deraadt 71: <a href="errata66.html">6.6</a>,
1.43 deraadt 72: <a href="errata67.html">6.7</a>,
1.44 deraadt 73: <a href="errata68.html">6.8</a>,
1.45 tj 74: <br>
1.46 deraadt 75: <a href="errata69.html">6.9</a>,
1.47 deraadt 76: <a href="errata70.html">7.0</a>,
1.48 deraadt 77: <a href="errata71.html">7.1</a>,
1.49 tj 78: <a href="errata72.html">7.2</a>,
1.50 ! tj 79: <a href="errata73.html">7.3</a>,
! 80: <a href="errata74.html">7.4</a>.
1.1 tj 81: <hr>
82:
83: <p>
84: Patches for the OpenBSD base system are distributed as unified diffs.
85: Each patch is cryptographically signed with the
1.15 tb 86: <a href="https://man.openbsd.org/OpenBSD-6.1/signify.1">signify(1)</a> tool and contains
1.1 tj 87: usage instructions.
88: All the following patches are also available in one
89: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1.tar.gz">tar.gz file</a>
90: for convenience.
91:
92: <p>
1.32 tj 93: Alternatively, the <a href="https://man.openbsd.org/syspatch">syspatch(8)</a>
94: utility can be used to apply binary updates on the following architectures:
1.35 tj 95: amd64, i386.
1.32 tj 96:
97: <p>
1.1 tj 98: Patches for supported releases are also incorporated into the
1.35 tj 99: <a href="stable.html">-stable branch</a>.
1.1 tj 100:
101: <hr>
102:
103: <ul>
104:
1.4 tj 105: <li id="p001_dhcpd">
1.39 bentley 106: <strong>001: INTEROPERABILITY FIX: May 2, 2017</strong>
1.4 tj 107: <i>All architectures</i>
108: <br>
109: dhcpd unconditionally echoed the client identifier, preventing some devices
1.5 tb 110: from acquiring a lease.
1.4 tj 111: <br>
112: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/001_dhcpd.patch.sig">
113: A source code patch exists which remedies this problem.</a>
114: <p>
115:
116: <li id="p002_vmmfpu">
1.39 bentley 117: <strong>002: SECURITY FIX: May 2, 2017</strong>
1.6 mlarkin 118: <i>amd64</i>
1.4 tj 119: <br>
120: vmm mismanaged floating point contexts.
121: <br>
122: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/002_vmmfpu.patch.sig">
123: A source code patch exists which remedies this problem.</a>
124: <p>
125:
126: <li id="p003_libressl">
1.39 bentley 127: <strong>003: SECURITY FIX: May 2, 2017</strong>
1.4 tj 128: <i>All architectures</i>
129: <br>
130: A consistency check error could cause programs to incorrectly verify
131: TLS certificates when using callbacks that always return 1.
132: <br>
133: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/003_libressl.patch.sig">
134: A source code patch exists which remedies this problem.</a>
135: <p>
136:
137: <li id="p004_softraid_concat">
1.39 bentley 138: <strong>004: RELIABILITY FIX: May 2, 2017</strong>
1.4 tj 139: <i>All architectures</i>
140: <br>
141: softraid was unable to create usable concat volumes because
142: it always set the size of the volume to zero sectors.
143: <br>
144: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/004_softraid_concat.patch.sig">
145: A source code patch exists which remedies this problem.</a>
146: <p>
1.1 tj 147:
1.7 tj 148: <li id="p005_pf_src_tracking">
1.39 bentley 149: <strong>005: RELIABILITY FIX: May 6, 2017</strong>
1.7 tj 150: <i>All architectures</i>
151: <br>
152: Expired pf source tracking entries never got removed, leading to
153: memory exhaustion.
154: <br>
155: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/005_pf_src_tracking.patch.sig">
156: A source code patch exists which remedies this problem.</a>
157: <p>
158:
1.8 tj 159: <li id="p006_libssl">
1.39 bentley 160: <strong>006: RELIABILITY FIX: May 8, 2017</strong>
1.8 tj 161: <i>All architectures</i>
162: <br>
163: Incorrect DTLS cookie handling can result in a NULL pointer dereference.
164: <br>
165: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/006_libssl.patch.sig">
166: A source code patch exists which remedies this problem.</a>
167: <p>
168:
1.9 tj 169: <li id="p007_freetype">
1.39 bentley 170: <strong>007: SECURITY FIX: May 13, 2017</strong>
1.9 tj 171: <i>All architectures</i>
172: <br>
173: Heap-based buffer overflows in freetype can result in out-of-bounds writes.
174: <br>
175: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/007_freetype.patch.sig">
176: A source code patch exists which remedies this problem.</a>
177: <p>
178:
1.11 tj 179: <li id="p008_exec_subr">
1.39 bentley 180: <strong>008: SECURITY FIX: May 19, 2017</strong>
1.11 tj 181: <i>All architectures</i>
182: <br>
183: An additional mitigation is added by placing a gap of 1 MB between the
184: stack and mmap spaces.
185: <br>
186: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/008_exec_subr.patch.sig">
187: A source code patch exists which remedies this problem.</a>
188: <p>
189:
1.12 tj 190: <li id="p009_icmp_opts">
1.39 bentley 191: <strong>009: RELIABILITY FIX: May 22, 2017</strong>
1.12 tj 192: <i>All architectures</i>
193: <br>
1.14 tj 194: The kernel could leak memory when processing ICMP packets with IP options.
1.12 tj 195: Note that pf blocks such packets by default.
196: <br>
197: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/009_icmp_opts.patch.sig">
198: A source code patch exists which remedies this problem.</a>
199: <p>
200:
1.13 tj 201: <li id="p010_perl">
1.39 bentley 202: <strong>010: SECURITY FIX: June 4, 2017</strong>
1.13 tj 203: <i>All architectures</i>
204: <br>
205: A race condition exists in the File::Path perl module.
206: <br>
207: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/010_perl.patch.sig">
1.14 tj 208: A source code patch exists which remedies this problem.</a>
209: <p>
210:
211: <li id="p011_sti">
1.39 bentley 212: <strong>011: SECURITY FIX: June 12, 2017</strong>
1.14 tj 213: <i>hppa</i>
214: <br>
215: An integer overflow exists in two range checks of the sti(4) display driver.
216: <br>
217: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/011_sti.patch.sig">
218: A source code patch exists which remedies this problem.</a>
219: <p>
220:
221: <li id="p012_wsmux">
1.39 bentley 222: <strong>012: RELIABILITY FIX: June 12, 2017</strong>
1.14 tj 223: <i>All architectures</i>
224: <br>
225: An unprivileged user can cause a kernel crash.
226: <br>
227: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/012_wsmux.patch.sig">
1.13 tj 228: A source code patch exists which remedies this problem.</a>
229: <p>
230:
1.16 tj 231: <li id="p013_icmp6_linklocal">
1.39 bentley 232: <strong>013: RELIABILITY FIX: June 27, 2017</strong>
1.16 tj 233: <i>All architectures</i>
234: <br>
235: When pinging an IPv6 link-local address, the reflected packet had
236: ::1 as source address. The echo reply was ignored as it must be
237: from the link-local address.
238: <br>
239: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/013_icmp6_linklocal.patch.sig">
240: A source code patch exists which remedies this problem.</a>
241: <p>
242:
1.17 tj 243: <li id="p014_libcrypto">
1.39 bentley 244: <strong>014: RELIABILITY FIX: July 5, 2017</strong>
1.17 tj 245: <i>All architectures</i>
246: <br>
247: Self-issued certificates are improperly treated as self-signed certificates,
248: leading to possible verification failures.
249: <br>
250: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/014_libcrypto.patch.sig">
251: A source code patch exists which remedies this problem.</a>
252: <p>
253:
1.18 tj 254: <li id="p015_sigio">
1.39 bentley 255: <strong>015: RELIABILITY FIX: August 3, 2017</strong>
1.18 tj 256: <i>All architectures</i>
257: <br>
258: A SIGIO-related use-after-free can occur in two drivers.
259: <br>
260: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/015_sigio.patch.sig">
261: A source code patch exists which remedies this problem.</a>
262: <p>
263:
264: <li id="p016_sendsyslog">
1.39 bentley 265: <strong>016: RELIABILITY FIX: August 3, 2017</strong>
1.18 tj 266: <i>All architectures</i>
267: <br>
268: A missing length check in sendsyslog() may result in a kernel panic.
269: <br>
270: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/016_sendsyslog.patch.sig">
271: A source code patch exists which remedies this problem.</a>
272: <p>
273:
274: <li id="p017_fuse">
1.39 bentley 275: <strong>017: SECURITY FIX: August 3, 2017</strong>
1.18 tj 276: <i>All architectures</i>
277: <br>
278: An out-of-bound read in vfs_getcwd_scandir() (mainly used for FUSE)
279: may result in a kernel panic or info leak.
280: <br>
281: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/017_fuse.patch.sig">
282: A source code patch exists which remedies this problem.</a>
283: <p>
284:
285: <li id="p018_recv">
1.39 bentley 286: <strong>018: SECURITY FIX: August 3, 2017</strong>
1.18 tj 287: <i>All architectures</i>
288: <br>
289: An alignment issue in recv() may result in an info leak via ktrace().
290: <br>
291: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/018_recv.patch.sig">
292: A source code patch exists which remedies this problem.</a>
293: <p>
294:
295: <li id="p019_tcp_usrreq">
1.39 bentley 296: <strong>019: SECURITY FIX: August 3, 2017</strong>
1.18 tj 297: <i>All architectures</i>
298: <br>
299: With an invalid address family, tcp_usrreq() may take an unintended code path.
300: <br>
301: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/019_tcp_usrreq.patch.sig">
302: A source code patch exists which remedies this problem.</a>
303: <p>
304:
305: <li id="p020_sockaddr">
1.39 bentley 306: <strong>020: SECURITY FIX: August 3, 2017</strong>
1.18 tj 307: <i>All architectures</i>
308: <br>
309: Missing socket address validation from userland may result in an info leak.
310: <br>
311: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/020_sockaddr.patch.sig">
312: A source code patch exists which remedies this problem.</a>
313: <p>
314:
315: <li id="p021_ptrace">
1.39 bentley 316: <strong>021: SECURITY FIX: August 3, 2017</strong>
1.18 tj 317: <i>All architectures</i>
318: <br>
319: An uninitialized variable in ptrace() may result in an info leak.
320: <br>
321: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/021_ptrace.patch.sig">
322: A source code patch exists which remedies this problem.</a>
323: <p>
324:
325: <li id="p022_fcntl">
1.39 bentley 326: <strong>022: SECURITY FIX: August 3, 2017</strong>
1.18 tj 327: <i>All architectures</i>
328: <br>
329: An uninitialized variable in fcntl() may result in an info leak.
330: <br>
331: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/022_fcntl.patch.sig">
332: A source code patch exists which remedies this problem.</a>
333: <p>
334:
335: <li id="p023_wsdisplay">
1.39 bentley 336: <strong>023: RELIABILITY FIX: August 3, 2017</strong>
1.18 tj 337: <i>All architectures</i>
338: <br>
339: An integer overflow in wsdisplay_cfg_ioctl() may result in an out-of-bounds
340: read.
341: <br>
342: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/023_wsdisplay.patch.sig">
343: A source code patch exists which remedies this problem.</a>
344: <p>
345:
346: <li id="p024_sosplice">
1.39 bentley 347: <strong>024: SECURITY FIX: August 3, 2017</strong>
1.18 tj 348: <i>All architectures</i>
349: <br>
350: A race condition in sosplice() may result in a kernel memory leak.
351: <br>
352: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/024_sosplice.patch.sig">
353: A source code patch exists which remedies this problem.</a>
354: <p>
355:
356: <li id="p025_ieee80211">
1.39 bentley 357: <strong>025: SECURITY FIX: August 3, 2017</strong>
1.18 tj 358: <i>All architectures</i>
359: <br>
360: An out of bounds read could occur during processing of EAPOL frames in
361: the wireless stack. Information from kernel memory could be leaked to
362: root in userland via an ieee80211(9) ioctl.
363: <br>
364: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/025_ieee80211.patch.sig">
365: A source code patch exists which remedies this problem.</a>
366: <p>
367:
1.19 tj 368: <li id="p026_smap">
1.39 bentley 369: <strong>026: SECURITY FIX: August 26, 2017</strong>
1.19 tj 370: <i>amd64 and i386</i>
371: <br>
372: SMAP enforcement could be bypassed by userland code.
373: <br>
374: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/026_smap.patch.sig">
375: A source code patch exists which remedies this problem.</a>
376: <p>
377:
1.20 tj 378: <li id="p027_net80211_replay">
1.39 bentley 379: <strong>027: SECURITY FIX: August 30, 2017</strong>
1.20 tj 380: <i>All architectures</i>
381: <br>
382: State transition errors could cause reinstallation of old WPA keys.
383: <br>
384: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/027_net80211_replay.patch.sig">
385: A source code patch exists which remedies this problem.</a>
386: <p>
387:
1.21 tj 388: <li id="p028_perl">
1.39 bentley 389: <strong>028: SECURITY FIX: September 22, 2017</strong>
1.21 tj 390: <i>All architectures</i>
391: <br>
392: A buffer over-read and heap overflow in perl's regexp may result in
393: a crash or memory leak.
394: <br>
395: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/028_perl.patch.sig">
396: A source code patch exists which remedies this problem.</a>
397: <p>
398:
1.22 tj 399: <li id="p029_tcb">
1.39 bentley 400: <strong>029: RELIABILITY FIX: September 27, 2017</strong>
1.22 tj 401: <i>amd64</i>
402: <br>
403: Out of bounds TCB settings may result in a kernel panic.
404: <br>
405: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/029_tcb.patch.sig">
406: A source code patch exists which remedies this problem.</a>
407: <p>
408:
1.24 tj 409: <li id="p030_xrstor">
1.39 bentley 410: <strong>030: RELIABILITY FIX: October 4, 2017</strong>
1.24 tj 411: <i>amd64</i>
412: <br>
413: An unprivileged user can cause a kernel crash.
414: <br>
415: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/030_xrstor.patch.sig">
416: A source code patch exists which remedies this problem.</a>
417: <p>
418:
1.25 tj 419: <li id="p031_xrstor_resume">
1.39 bentley 420: <strong>031: SECURITY FIX: October 4, 2017</strong>
1.25 tj 421: <i>amd64</i>
422: <br>
423: A kernel executable address was leaked to userland.
424: <br>
1.26 tj 425: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/031_xrstor_resume.patch.sig">
1.25 tj 426: A source code patch exists which remedies this problem.</a>
427: <p>
428:
1.27 bluhm 429: <li id="p032_tcb_invalid">
1.39 bentley 430: <strong>032: RELIABILITY FIX: October 13, 2017</strong>
1.27 bluhm 431: <i>amd64</i>
432: <br>
433: A local user could trigger a kernel panic by using an invalid TCB value.
434: <br>
435: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/032_tcb_invalid.patch.sig">
436: A source code patch exists which remedies this problem.</a>
437: <p>
438:
1.29 tj 439: <li id="p033_mpls">
1.39 bentley 440: <strong>033: RELIABILITY FIX: December 10, 2017</strong>
1.29 tj 441: All architectures
442: <br>
443: A number of bugs were discovered in the MPLS stack that can be used to
444: remotely trigger a kernel panic.
445: <br>
446: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/033_mpls.patch.sig">
447: A source code patch exists which remedies this problem.</a>
448: <p>
449:
1.30 tj 450: <li id="p034_ahopts">
1.39 bentley 451: <strong>034: RELIABILITY FIX: February 2, 2018</strong>
1.30 tj 452: <i>All architectures</i>
453: <br>
454: Specially crafted IPsec AH packets with IP options or IPv6 extension
455: headers could crash or hang the kernel.
456: <br>
457: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/034_ahopts.patch.sig">
458: A source code patch exists which remedies this problem.</a>
459: <p>
460:
461: <li id="p035_prevhdr">
1.39 bentley 462: <strong>035: RELIABILITY FIX: February 2, 2018</strong>
1.30 tj 463: <i>All architectures</i>
464: <br>
465: Processing IPv6 fragments could incorrectly access memory of an mbuf
466: chain that is not within an mbuf. This may crash the kernel.
467: <br>
468: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/035_prevhdr.patch.sig">
469: A source code patch exists which remedies this problem.</a>
470: <p>
471:
472: <li id="p036_etherip">
1.39 bentley 473: <strong>036: SECURITY FIX: February 2, 2018</strong>
1.30 tj 474: <i>All architectures</i>
475: <br>
476: If the EtherIP tunnel protocol was disabled, IPv6 packets were not
477: discarded properly. This causes a double free in the kernel.
478: <br>
479: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/036_etherip.patch.sig">
480: A source code patch exists which remedies this problem.</a>
481: <p>
482:
1.31 tj 483: <li id="p037_meltdown">
1.39 bentley 484: <strong>037: SECURITY FIX: March 1, 2018</strong>
1.31 tj 485: <i>amd64</i>
486: <br>
487: Intel CPUs contain a speculative execution flaw called Meltdown which
488: allows userspace programs to access kernel memory.
489: <br>
490: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/037_meltdown.patch.sig">
491: A complex workaround solves the problem.</a>
492: <p>
493:
1.33 tj 494: <li id="p038_ahauth">
1.39 bentley 495: <strong>038: RELIABILITY FIX: March 20, 2018</strong>
1.33 tj 496: <i>All architectures</i>
497: <br>
498: The IPsec AH header could be longer than the network packet, resulting in
499: a kernel crash.
500: <br>
501: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/038_ahauth.patch.sig">
502: A source code patch exists which remedies this problem.</a>
503: <p>
504:
1.36 afresh1 505: <li id="p039_perl">
1.39 bentley 506: <strong>039: SECURITY FIX: April 14, 2018</strong>
1.36 afresh1 507: <i>All architectures</i>
508: <br>
509: Heap overflows exist in perl which can lead to segmentation faults,
510: crashes, and reading memory past the buffer.
511: <br>
512: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/039_perl.patch.sig">
513: A source code patch exists which remedies this problem.</a>
514: <p>
515:
1.1 tj 516: </ul>
517:
518: <hr>