Annotation of www/errata67.html, Revision 1.46
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3: <meta charset=utf-8>
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5: <title>OpenBSD 6.7 Errata</title>
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1.2 schwarze 9: <link rel="canonical" href="https://www.openbsd.org/errata67.html">
1.1 deraadt 10:
11: <!--
12: IMPORTANT REMINDER
13: IF YOU ADD A NEW ERRATUM, MAIL THE PATCH TO TECH AND ANNOUNCE
14: -->
15:
16: <h2 id=OpenBSD>
17: <a href="index.html">
18: <i>Open</i><b>BSD</b></a>
19: 6.7 Errata
20: </h2>
21: <hr>
22:
23: For errata on a certain release, click below:<br>
1.2 schwarze 24: <a href="errata20.html">2.0</a>,
1.1 deraadt 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>,
1.2 schwarze 40: <br>
1.1 deraadt 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>,
1.2 schwarze 57: <br>
1.1 deraadt 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>,
66: <a href="errata60.html">6.0</a>,
67: <a href="errata61.html">6.1</a>,
68: <a href="errata62.html">6.2</a>,
69: <a href="errata63.html">6.3</a>,
70: <a href="errata64.html">6.4</a>,
71: <a href="errata65.html">6.5</a>,
1.24 deraadt 72: <a href="errata66.html">6.6</a>,
1.38 deraadt 73: <a href="errata68.html">6.8</a>,
1.40 tj 74: <br>
1.41 deraadt 75: <a href="errata69.html">6.9</a>,
1.42 deraadt 76: <a href="errata70.html">7.0</a>,
1.43 deraadt 77: <a href="errata71.html">7.1</a>,
1.44 tj 78: <a href="errata72.html">7.2</a>,
1.45 tj 79: <a href="errata73.html">7.3</a>,
1.46 ! tj 80: <a href="errata74.html">7.4</a>,
! 81: <a href="errata75.html">7.5</a>.
1.1 deraadt 82: <hr>
83:
84: <p>
85: Patches for the OpenBSD base system are distributed as unified diffs.
86: Each patch is cryptographically signed with the
87: <a href="https://man.openbsd.org/OpenBSD-6.7/signify.1">signify(1)</a> tool and contains
88: usage instructions.
89: All the following patches are also available in one
90: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7.tar.gz">tar.gz file</a>
91: for convenience.
92:
93: <p>
94: Alternatively, the <a href="https://man.openbsd.org/syspatch">syspatch(8)</a>
95: utility can be used to apply binary updates on the following architectures:
96: amd64, i386, arm64.
97:
98: <p>
99: Patches for supported releases are also incorporated into the
100: <a href="stable.html">-stable branch</a>, which is maintained for one year
101: after release.
102:
103: <hr>
104:
105: <ul>
106:
1.3 tj 107: <li id="p001_wscons">
108: <strong>001: SECURITY FIX: May 19, 2020</strong>
109: <i>All architectures</i>
110: <br>
111: An out-of-bounds index access in wscons(4) can cause a kernel crash.
112: <br>
113: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/001_wscons.patch.sig">
114: A source code patch exists which remedies this problem.</a>
115: <p>
1.1 deraadt 116:
1.5 tj 117: <li id="p002_rpki">
1.4 tj 118: <strong>002: RELIABILITY FIX: May 22, 2020</strong>
119: <i>All architectures</i>
120: <br>
121: rpki-client could hang because of an improper waitpid idiom for rsync
122: processes.
123: <br>
1.5 tj 124: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/002_rpki.patch.sig">
1.4 tj 125: A source code patch exists which remedies this problem.</a>
126: <p>
127:
1.5 tj 128: <li id="p003_ssh">
1.4 tj 129: <strong>003: SECURITY FIX: May 22, 2020</strong>
130: <i>All architectures</i>
131: <br>
132: When attempting to download resident keys from a FIDO token that does
133: not require a password/PIN, ssh-keygen would crash with a NULL
134: dereference.
135: <br>
1.5 tj 136: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/003_ssh.patch.sig">
1.4 tj 137: A source code patch exists which remedies this problem.</a>
138: <p>
139:
1.6 tj 140: <li id="p004_libssl">
141: <strong>004: RELIABILITY FIX: May 22, 2020</strong>
142: <i>All architectures</i>
143: <br>
144: A TLS client with peer verification disabled may crash when contacting a
145: server that sends an empty certificate list.
146: <br>
147: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/004_libssl.patch.sig">
148: A source code patch exists which remedies this problem.</a>
149: <p>
150:
151: <li id="p005_unbound">
152: <strong>005: SECURITY FIX: May 22, 2020</strong>
153: <i>All architectures</i>
154: <br>
155: Specially crafted queries may crash unbound and unwind.
156: Both can be tricked into amplifying an incoming query.
157: <br>
158: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/005_unbound.patch.sig">
159: A source code patch exists which remedies this problem.</a>
160: <p>
161:
1.7 tj 162: <li id="p006_smtpd_sockaddr">
163: <strong>006: SECURITY FIX: May 25, 2020</strong>
164: <i>All architectures</i>
165: <br>
166: Incorrect use of getpeername(2) storage for outgoing IPv6 connections
167: corrupts stack memory. The nature of the corruption and existing
168: mitigations appear to make this difficult to effectively target.
169: <br>
170: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/006_smtpd_sockaddr.patch.sig">
171: A source code patch exists which remedies this problem.</a>
172: <p>
173:
1.8 tj 174: <li id="p007_perl">
175: <strong>007: SECURITY FIX: June 1, 2020</strong>
176: <i>All architectures</i>
177: <br>
178: Several problems in Perl's regular expression compiler could lead to
179: corruption of the intermediate language state of a compiled regular
180: expression.
181: <br>
182: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/007_perl.patch.sig">
183: A source code patch exists which remedies this problem.</a>
184: <p>
185:
1.9 tj 186: <li id="p008_hid">
187: <strong>008: SECURITY FIX: June 5, 2020</strong>
188: <i>All architectures</i>
189: <br>
190: Malicious HID descriptors could be misparsed.
191: <br>
192: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/008_hid.patch.sig">
193: A source code patch exists which remedies this problem.</a>
194: <p>
195:
1.10 tj 196: <li id="p009_asr">
197: <strong>009: RELIABILITY FIX: June 8, 2020</strong>
198: <i>All architectures</i>
199: <br>
200: libc's resolver could get into a corrupted state.
201: <br>
202: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/009_asr.patch.sig">
203: A source code patch exists which remedies this problem.</a>
204: <p>
205:
1.11 tj 206: <li id="p010_x509">
207: <strong>010: RELIABILITY FIX: June 11, 2020</strong>
208: <i>All architectures</i>
209: <br>
210: libcrypto may fail to build a valid certificate chain due to
211: expired untrusted issuer certificates.
212: <br>
213: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/010_x509.patch.sig">
214: A source code patch exists which remedies this problem.</a>
215: <p>
216:
1.12 tj 217: <li id="p011_shmget">
218: <strong>011: SECURITY FIX: July 9, 2020</strong>
219: <i>All architectures</i>
220: <br>
221: shmget IPC_STAT leaked some kernel data.
222: <br>
223: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/011_shmget.patch.sig">
224: A source code patch exists which remedies this problem.</a>
225: <p>
226:
1.13 tj 227: <li id="p012_tty">
1.14 tj 228: <strong>012: RELIABILITY FIX: July 16, 2020</strong>
1.13 tj 229: <i>All architectures</i>
230: <br>
231: tty subsystem abuse can impact performance badly.
232: <br>
233: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/012_tty.patch.sig">
234: A source code patch exists which remedies this problem.</a>
235: <p>
236:
1.15 tj 237: <li id="p013_tty">
238: <strong>013: RELIABILITY FIX: July 22, 2020</strong>
239: <i>All architectures</i>
240: <br>
241: Only pty devices need reprint delays.
242: <br>
243: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/013_tty.patch.sig">
244: A source code patch exists which remedies this problem.</a>
245: <p>
246:
1.16 bluhm 247: <li id="p014_iked">
248: <strong>014: SECURITY FIX: July 27, 2020</strong>
249: <i>All architectures</i>
250: <br>
251: In iked, incorrect use of EVP_PKEY_cmp allows an authentication bypass.
252: <br>
253: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/014_iked.patch.sig">
254: A source code patch exists which remedies this problem.</a>
255: <p>
256:
257: <li id="p015_rpki">
258: <strong>015: SECURITY FIX: July 27, 2020</strong>
259: <i>All architectures</i>
260: <br>
261: In rpki-client, incorrect use of EVP_PKEY_cmp allows an authentication bypass.
262: <br>
263: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/015_rpki.patch.sig">
264: A source code patch exists which remedies this problem.</a>
265: <p>
266:
1.17 tj 267: <li id="p016_ximcp">
268: <strong>016: SECURITY FIX: July 31, 2020</strong>
269: <i>All architectures</i>
270: <br>
271: Malformed messages can cause heap corruption in the X Input Method
272: client implementation in libX11.
273: <br>
274: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/016_ximcp.patch.sig">
275: A source code patch exists which remedies this problem.</a>
276: <p>
277:
278: <li id="p017_dix">
279: <strong>017: SECURITY FIX: July 31, 2020</strong>
280: <i>All architectures</i>
281: <br>
282: Pixmaps inside the xserver were an info leak.
283: <br>
284: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/017_dix.patch.sig">
285: A source code patch exists which remedies this problem.</a>
286: <p>
287:
1.18 tj 288: <li id="p018_ximcp">
289: <strong>018: RELIABILITY FIX: August 7, 2020</strong>
290: <i>All architectures</i>
291: <br>
292: The recent security errata 016 broke X11 input methods.
293: <br>
294: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/018_ximcp.patch.sig">
295: A source code patch exists which remedies this problem.</a>
296: <p>
297:
1.19 tj 298: <li id="p019_libssl">
299: <strong>019: RELIABILITY FIX: August 11, 2020</strong>
300: <i>All architectures</i>
301: <br>
302: The TLSv1.3 client could hang, crash, leak memory or not interoperate with
303: some TLSv1.3 servers.
304: <br>
305: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/019_libssl.patch.sig">
306: A source code patch exists which remedies this problem.</a>
307: <p>
308:
1.20 tj 309: <li id="p020_libssl">
310: <strong>020: RELIABILITY FIX: August 18, 2020</strong>
311: <i>All architectures</i>
312: <br>
313: The previous errata patch 019 broke bidirectional SSL_shutdown.
314: <br>
1.21 tj 315: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/020_libssl.patch.sig">
1.20 tj 316: A source code patch exists which remedies this problem.</a>
317: <p>
318:
1.22 tj 319: <li id="p021_xinitom">
320: <strong>021: SECURITY FIX: August 25, 2020</strong>
321: <i>All architectures</i>
322: <br>
323: An integer overflow in libX11 could lead to a double free.
324: Additionally fix a regression in ximcp.
325: <br>
326: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/021_xinitom.patch.sig">
327: A source code patch exists which remedies this problem.</a>
1.29 tb 328: <p>
1.22 tj 329:
330: <li id="p022_xserverlen">
331: <strong>022: SECURITY FIX: August 25, 2020</strong>
332: <i>All architectures</i>
333: <br>
334: Various X server extensions had deficient input validation.
335: <br>
336: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/022_xserverlen.patch.sig">
337: A source code patch exists which remedies this problem.</a>
338: <p>
339:
1.23 tj 340: <li id="p023_amdgpu">
341: <strong>023: SECURITY FIX: September 5, 2020</strong>
342: <i>amd64, arm64</i>
343: <br>
344: A buffer overflow was discovered in an amdgpu ioctl.
345: <br>
346: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/023_amdgpu.patch.sig">
347: A source code patch exists which remedies this problem.</a>
348: <p>
349:
1.25 tj 350: <li id="p024_mmap">
351: <strong>024: RELIABILITY FIX: October 6, 2020</strong>
352: <i>All architectures</i>
353: <br>
354: mmap can exhaust kernel memory for PROT_NONE MAP_SHARED mappings.
355: <br>
356: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/024_mmap.patch.sig">
357: A source code patch exists which remedies this problem.</a>
358: <p>
359:
1.26 tj 360: <li id="p025_bgpd">
361: <strong>025: RELIABILITY FIX: October 29, 2020</strong>
362: <i>All architectures</i>
363: <br>
364: In bgpd, the roa-set parser could leak memory.
365: <br>
366: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/025_bgpd.patch.sig">
367: A source code patch exists which remedies this problem.</a>
368: <p>
369:
1.27 tb 370: <li id="p026_icmp6">
371: <strong>026: SECURITY FIX: October 29, 2020</strong>
372: <i>All architectures</i>
373: <br>
374: When generating the ICMP6 response to an IPv6 packet, the kernel
375: could use mbuf memory after freeing it.
376: <br>
377: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/026_icmp6.patch.sig">
378: A source code patch exists which remedies this problem.</a>
379: <p>
380:
1.28 tb 381: <li id="p027_tmux">
382: <strong>027: SECURITY FIX: October 29, 2020</strong>
383: <i>All architectures</i>
384: <br>
385: tmux has a stack overflow in CSI parsing.
386: <br>
387: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/027_tmux.patch.sig">
388: A source code patch exists which remedies this problem.</a>
1.29 tb 389: <p>
390:
391: <li id="p028_unwind">
392: <strong>028: RELIABILITY FIX: November 10, 2020</strong>
393: <i>All architectures</i>
394: <br>
395: unwind fails to process large DNS replies.
396: <br>
397: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/028_unwind.patch.sig">
398: A source code patch exists which remedies this problem.</a>
399: <p>
400:
401: <li id="p029_rpki">
402: <strong>029: RELIABILITY FIX: November 10, 2020</strong>
403: <i>All architectures</i>
404: <br>
405: rpki-client incorrectly checks the manifest validity interval.
406: <br>
407: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/029_rpki.patch.sig">
408: A source code patch exists which remedies this problem.</a>
409: <p>
1.28 tb 410:
1.30 tb 411: <li id="p030_xmaplen">
412: <strong>030: SECURITY FIX: December 1, 2020</strong>
413: <i>All architectures</i>
414: <br>
415: Multiple input validation failures in the X server XKB extension can lead
416: to out of bounds memory accesses for authorized clients.
417: <br>
418: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/030_xmaplen.patch.sig">
419: A source code patch exists which remedies this problem.</a>
420: <p>
421:
1.31 tb 422: <li id="p031_asn1">
423: <strong>031: SECURITY FIX: December 8, 2020</strong>
424: <i>All architectures</i>
425: <br>
426: Malformed ASN.1 in a certificate revocation list or a timestamp
427: response token can lead to a NULL pointer dereference.
428: <br>
429: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/031_asn1.patch.sig">
430: A source code patch exists which remedies this problem.</a>
431: <p>
432:
433: <li id="p032_exit">
434: <strong>032: RELIABILITY FIX: December 8, 2020</strong>
435: <i>All architectures</i>
436: <br>
437: Process exit in multithreaded programs could result in the wrong exit
438: code being reported.
439: <br>
440: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/032_exit.patch.sig">
441: A source code patch exists which remedies this problem.</a>
442: <p>
443:
1.32 tb 444: <li id="p033_smtpd">
445: <strong>033: RELIABILITY FIX: December 24, 2020</strong>
446: <i>All architectures</i>
447: <br>
448: smtpd's filter state machine can prematurely release resources
449: leading to a crash.
450: <br>
451: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/033_smtpd.patch.sig">
452: A source code patch exists which remedies this problem.</a>
453: <p>
454:
1.33 benno 455: <li id="p034_nd6">
456: <strong>034: RELIABILITY FIX: January 11, 2021</strong>
457: <i>All architectures</i>
458: <br>
459: When an NDP entry is invalidated the associated layer 2 address
460: is not invalidated.
461: <br>
462: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/034_nd6.patch.sig">
463: A source code patch exists which remedies this problem.</a>
464: <p>
465:
1.34 bluhm 466: <li id="p035_pffrag">
1.35 patrick 467: <strong>035: SECURITY FIX: February 24, 2021</strong>
1.34 bluhm 468: <i>All architectures</i>
469: <br>
470: A sequence of overlapping IPv4 fragments could crash the kernel in
471: pf due to an assertion.
472: <br>
473: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/035_pffrag.patch.sig">
474: A source code patch exists which remedies this problem.</a>
475: <p>
476:
1.36 bluhm 477: <li id="p036_sshagent">
478: <strong>036: SECURITY FIX: March 4, 2021</strong>
479: <i>All architectures</i>
480: <br>
481: Double free in ssh-agent(1)
482: <br>
483: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/036_sshagent.patch.sig">
484: A source code patch exists which remedies this problem.</a>
485: <p>
486:
1.37 bluhm 487: <li id="p037_npppd">
488: <strong>037: SECURITY FIX: March 9, 2021</strong>
489: <i>All architectures</i>
490: <br>
491: npppd PPTP protocol handler can cause heap over-read leading to a crash.
492: <br>
493: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/037_npppd.patch.sig">
494: A source code patch exists which remedies this problem.</a>
495: <p>
496:
1.39 bluhm 497: <li id="p038_xi">
498: <strong>038: SECURITY FIX: April 13, 2021</strong>
499: <i>All architectures</i>
500: <br>
501: Input validation failures in X server XInput extension can lead to
502: privileges elevations for authorized clients.
503: <br>
504: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/038_xi.patch.sig">
505: A source code patch exists which remedies this problem.</a>
506: <p>
507:
1.1 deraadt 508: </ul>
509:
510: <hr>