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