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18: <i>Open</i><b>BSD</b></a>
19: 7.3 Errata
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22:
23: For errata on a certain release, click below:<br>
24: <a href="errata20.html">2.0</a>,
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>,
40: <br>
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>,
57: <br>
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>,
72: <a href="errata66.html">6.6</a>,
73: <a href="errata67.html">6.7</a>,
74: <br>
75: <a href="errata68.html">6.8</a>,
76: <a href="errata69.html">6.9</a>,
77: <a href="errata70.html">7.0</a>,
78: <a href="errata71.html">7.1</a>,
1.11 tj 79: <a href="errata72.html">7.2</a>,
1.22 ! tj 80: <a href="errata74.html">7.4</a>,
! 81: <a href="errata75.html">7.5</a>.
1.1 tj 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-7.3/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/7.3.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
1.13 deraadt 100: <a href="stable.html">-stable branch</a>.
1.1 tj 101:
102: <hr>
103:
104: <ul>
105:
1.2 bluhm 106: <li id="p001_bgpd">
107: <strong>001: RELIABILITY FIX: May 3, 2023</strong>
108: <i>All architectures</i>
109: <br>
110: A new ASPA object appeared in the RPKI ecosystem and exposed bugs in
111: bgpd(8) and rpki-client(8).
112: <br>
113: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/001_bgpd.patch.sig">
114: A source code patch exists which remedies this problem.</a>
115: <p>
1.1 tj 116:
1.3 bluhm 117: <li id="p002_bgpd">
118: <strong>002: RELIABILITY FIX: May 16, 2023</strong>
119: <i>All architectures</i>
120: <br>
121: Avoid fatal errors in bgpd(8) due to incorrect refcounting and mishandling
122: of ASPA objects. Fix bgpctl(8) 'show rib in' by renaming 'invalid' into
123: 'disqualified'.
124: <br>
125: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/002_bgpd.patch.sig">
126: A source code patch exists which remedies this problem.</a>
127: <p>
128:
1.4 bluhm 129: <li id="p003_rpki">
130: <strong>003: RELIABILITY FIX: May 26, 2023</strong>
131: <i>All architectures</i>
132: <br>
133: IP address inheritance was handled incorrectly in rpki-client(8).
134: <br>
135: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/003_rpki.patch.sig">
136: A source code patch exists which remedies this problem.</a>
137: <p>
138:
139: <li id="p004_ssl">
140: <strong>004: SECURITY FIX: May 26, 2023</strong>
141: <i>All architectures</i>
142: <br>
143: A double free or use after free could occur after SSL_clear(3).
144: <br>
145: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/004_ssl.patch.sig">
146: A source code patch exists which remedies this problem.</a>
147: <p>
148:
1.5 bluhm 149: <li id="p005_libx11">
150: <strong>005: SECURITY FIX: June 15, 2023</strong>
151: <i>All architectures</i>
152: <br>
153: libX11 CVE-2023-3138 Missing checks in XQueryExtension() return values.
154: <br>
155: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/005_libx11.patch.sig">
156: A source code patch exists which remedies this problem.</a>
157: <p>
158:
1.6 tb 159: <li id="p006_bgpd">
160: <strong>006: RELIABILITY FIX: July 12, 2023</strong>
161: <i>All architectures</i>
162: <br>
163: Incorrect length handling of path attributes in bgpd(8) can lead to a
164: session reset.
165: <br>
166: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/006_bgpd.patch.sig">
167: A source code patch exists which remedies this problem.</a>
168: <p>
169:
170: <li id="p007_httpd">
171: <strong>007: RELIABILITY FIX: July 12, 2023</strong>
172: <i>All architectures</i>
173: <br>
174: A malformed HTTP request can crash httpd(8), if fastcgi is in use.
175: <br>
176: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/007_httpd.patch.sig">
177: A source code patch exists which remedies this problem.</a>
178: <p>
179:
180: <li id="p008_elf">
181: <strong>008: RELIABILITY FIX: July 12, 2023</strong>
182: <i>All architectures</i>
183: <br>
184: Incomplete validation of ELF headers in execve(2).
185: <br>
186: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/008_elf.patch.sig">
187: A source code patch exists which remedies this problem.</a>
188: <p>
189:
190: <li id="p009_bgpd">
191: <strong>009: RELIABILITY FIX: July 12, 2023</strong>
192: <i>All architectures</i>
193: <br>
194: When tracking nexthops over IPv6 multipath routes, or when receiving
195: a NOTIFICATION while reaching an internal limit, bgpd(8) could crash.
196: <br>
197: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/009_bgpd.patch.sig">
198: A source code patch exists which remedies this problem.</a>
199: <p>
200:
1.7 bluhm 201: <li id="p010_ssh_agent">
202: <strong>010: SECURITY FIX: July 19, 2023</strong>
203: <i>All architectures</i>
204: <br>
205: In ssh-agent(1)'s PKCS#11 provider support, remote execution was
206: possible due to controllable access in low-quality libraries. In
207: addition to fixing this, the ability to remotely load PKCS#11
208: libraries is now disabled by default (re-enable with
209: '-Oallow-remote-pkcs11').
210: <br>
211: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/010_ssh_agent.patch.sig">
212: A source code patch exists which remedies this problem.</a>
213: <p>
214:
1.8 bluhm 215: <li id="p011_amdcpu">
216: <strong>011: SECURITY FIX: July 24, 2023</strong>
217: <i>amd64 i386</i>
218: <br>
219: Workaround for Zenbleed AMD cpu problem. For i386 and amd64 platforms.
220: <br>
221: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/011_amdcpu.patch.sig">
222: A source code patch exists which remedies this problem.</a>
223: <p>
224:
225: <li id="p012_amdfirmware">
226: <strong>012: SECURITY FIX: July 24, 2023</strong>
227: <i>amd64 i386</i>
228: <br>
229: Add firmware for AMD cpus, to repair past or potential future bugs.
230: For i386 and amd64 platforms.
231: <p>
232: After this step, "fw_update" and "installboot" must be run.
233: <br>
234: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/012_amdfirmware.patch.sig">
235: A source code patch exists which remedies this problem.</a>
236: <p>
237:
238: <li id="p013_amdcpufirmware">
239: <strong>013: SECURITY FIX: July 24, 2023</strong>
240: <i>amd64 i386</i>
241: <br>
242: Install firmware updates for AMD cpus, to repair past or potential future bugs.
243: For i386 and amd64 platforms.
244: <br>
245: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/013_amdcpufirmware.patch.sig">
246: A source code patch exists which remedies this problem.</a>
247: <p>
248:
249: <li id="p014_wscons">
250: <strong>014: RELIABILITY FIX: July 24, 2023</strong>
251: <i>All architectures</i>
252: <br>
253: Missing bounds check in console terminal emulation could cause a kernel
254: crash after receiving specially crafted escape sequences.
255: <br>
256: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/014_wscons.patch.sig">
257: A source code patch exists which remedies this problem.</a>
258: <p>
259:
1.9 bluhm 260: <li id="p015_hvamdcpu">
261: <strong>015: RELIABILITY FIX: July 25, 2023</strong>
262: <i>amd64 i386</i>
263: <br>
264: Some hypervisors remain unpatched for writes to Zenbleed DE_CFG bit,
265: so skip it.
266: <br>
267: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/015_hvamdcpu.patch.sig">
268: A source code patch exists which remedies this problem.</a>
269: <p>
270:
1.10 bluhm 271: <li id="p016_npppd">
272: <strong>016: SECURITY FIX: September 21, 2023</strong>
273: <i>All architectures</i>
274: <br>
275: npppd(8) could crash by a l2tp message which has an AVP with wrong
276: length.
277: <br>
278: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/016_npppd.patch.sig">
279: A source code patch exists which remedies this problem.</a>
280: <p>
281:
1.12 bluhm 282: <li id="p017_xlibs">
283: <strong>017: SECURITY FIX: October 3, 2023</strong>
284: <i>All architectures</i>
285: <br>
286: Fix several input validation errors in libX11 and libXpm.
287: CVE-2023-43785 CVE-2023-43786 CVE-2023-43787 CVE-2023-43788 CVE-2023-43789
288: <br>
289: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/017_xlibs.patch.sig">
290: A source code patch exists which remedies this problem.</a>
291: <p>
292:
1.14 bluhm 293: <li id="p018_xserver">
294: <strong>018: SECURITY FIX: October 25, 2023</strong>
295: <i>All architectures</i>
296: <br>
297: Fix several input validation errors in the X server.
298: CVE-2023-5367 CVE-2023-5380 CVE-2023-5574
299: <br>
300: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/018_xserver.patch.sig">
301: A source code patch exists which remedies this problem.</a>
302: <p>
303:
304: <li id="p019_msplit">
305: <strong>019: SECURITY FIX: October 25, 2023</strong>
306: <i>All architectures</i>
307: <br>
308: A network buffer that had to be split at certain length could crash
309: the kernel.
310: <br>
311: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/019_msplit.patch.sig">
312: A source code patch exists which remedies this problem.</a>
313: <p>
314:
1.15 bluhm 315: <li id="p020_httpd">
316: <strong>020: RELIABILITY FIX: November 21, 2023</strong>
317: <i>All architectures</i>
318: <br>
319: httpd(8): Avoid a NULL dereference when handling a malformed fastcgi request.
320: <br>
321: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/020_httpd.patch.sig">
322: A source code patch exists which remedies this problem.</a>
323: <p>
324:
1.16 bluhm 325: <li id="p021_perl">
326: <strong>021: SECURITY FIX: November 29, 2023</strong>
327: <i>All architectures</i>
328: <br>
329: A crafted regular expression when compiled by perl can cause a
330: one-byte attacker controlled buffer overflow in a heap allocated
331: buffer. CVE-2023-47038
332: <br>
333: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/021_perl.patch.sig">
334: A source code patch exists which remedies this problem.</a>
335: <p>
336:
1.17 mlarkin 337: <li id="p022_vmm">
338: <strong>022: RELIABILITY FIX: December 10, 2023</strong>
339: <i>amd64</i>
340: <br>
341: vmm(4) restored stale GDTR & TR values on vm exit which could lead to
342: memory corruption or kernel deadlocks.
343: <br>
344: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/022_vmm.patch.sig">
345: A source code patch exists which remedies this problem.</a>
346: <p>
347:
1.18 bluhm 348: <li id="p023_xserver">
349: <strong>023: SECURITY FIX: December 14, 2023</strong>
350: <i>All architectures</i>
351: <br>
352: Fix out of bounds memory accesses in XRandR and XKB X server extensions.
353: CVE-2023-6377 CVE-2023-6478
354: <br>
355: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/023_xserver.patch.sig">
356: A source code patch exists which remedies this problem.</a>
357: <p>
358:
1.19 bluhm 359: <li id="p024_ssh">
360: <strong>024: SECURITY FIX: December 18, 2023</strong>
361: <i>All architectures</i>
362: <br>
363: An SSH protocol weakness (the Terrapin Attack) exists that allows an
364: on-path adversary to disable keystroke timing obfuscation.
365: <br>
366: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/024_ssh.patch.sig">
367: A source code patch exists which remedies this problem.</a>
368: <p>
369:
1.20 mlarkin 370: <li id="p025_xserver">
371: <strong>025: SECURITY FIX: January 16, 2024</strong>
372: <i>All architectures</i>
373: <br>
374: Fix multiple xserver heap buffer overflows, out of bounds memory accesses and
375: memory corruption.
376: CVE-2023-6816 CVE-2024-0229 CVE-2024-21885 CVE-2024-21886
377: CVE-2024-0408 CVE-2024-0409
378: <br>
379: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/025_xserver.patch.sig">
380: A source code patch exists which remedies this problem.</a>
381: <p>
382:
1.21 bluhm 383: <li id="p026_unbound">
384: <strong>026: SECURITY FIX: February 13, 2024</strong>
385: <i>All architectures</i>
386: <br>
387: DNSSEC protocol vulnerabilities have been discovered that render
388: various DNSSEC validators victims of Denial Of Service while trying
389: to validate specially crafted DNSSEC responses.
390: Fix CVE-2023-50387 and CVE-2023-50868 in unwind(8) and unbound(8).
391: <br>
392: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/026_unbound.patch.sig">
393: A source code patch exists which remedies this problem.</a>
394: <p>
395:
1.1 tj 396: </ul>
397:
398: <hr>
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