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18: <i>Open</i><b>BSD</b></a>
19: 7.0 Errata
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21: <hr>
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>,
1.21 deraadt 76: <a href="errata69.html">6.9</a>,
1.31 deraadt 77: <a href="errata71.html">7.1</a>,
1.33 tj 78: <a href="errata72.html">7.2</a>,
1.34 tj 79: <a href="errata73.html">7.3</a>,
1.35 ! 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-7.0/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/7.0.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
1.25 tj 100: <a href="stable.html">-stable branch</a>.
1.1 deraadt 101:
102: <hr>
103:
104: <ul>
105:
1.8 benno 106: <li id="p001_nsd">
1.4 benno 107: <strong>001: RELIABILITY FIX: October 31, 2021</strong>
108: <i>All architectures</i>
109: <br>
110: In certain configurations, nsd(8) can be crashed by a remote attacker.
111: <br>
112: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/001_nsd.patch.sig">
113: A source code patch exists which remedies this problem.</a>
114: <p>
115:
1.8 benno 116: <li id="p002_bpf">
1.4 benno 117: <strong>002: RELIABILITY FIX: October 31, 2021</strong>
118: <i>All architectures</i>
119: <br>
1.6 tj 120: Opening /dev/bpf too often could lead to resource exhaustion.
1.4 benno 121: <br>
122: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/002_bpf.patch.sig">
123: A source code patch exists which remedies this problem.</a>
124: <p>
1.1 deraadt 125:
1.8 benno 126: <li id="p003_uipc">
1.7 benno 127: <strong>003: SECURITY FIX: October 31, 2021</strong>
1.5 benno 128: <i>All architectures</i>
129: <br>
130: The kernel could leak memory when closing unix sockets.
131: <br>
132: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/003_uipc.patch.sig">
133: A source code patch exists which remedies this problem.</a>
134: <p>
135:
1.9 benno 136: <li id="p004_rpki">
137: <strong>004: SECURITY FIX: November 9, 2021</strong>
138: <i>All architectures</i>
139: <br>
140: rpki-client(8) should handle CA misbehaviours as soft-errors.
141: <br>
142: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/004_rpki.patch.sig">
143: A source code patch exists which remedies this problem.</a>
144: <p>
145:
1.10 bluhm 146: <li id="p005_unpcon">
147: <strong>005: RELIABILITY FIX: November 26, 2021</strong>
148: <i>All architectures</i>
149: <br>
150: An unprivileged user could crash the kernel by using UNIX-domain
151: sockets in multiple threads.
152: <br>
153: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/005_unpcon.patch.sig">
154: A source code patch exists which remedies this problem.</a>
155: <p>
156:
157: <li id="p006_x509">
1.11 tj 158: <strong>006: SECURITY FIX: November 26, 2021</strong>
1.10 bluhm 159: <i>All architectures</i>
160: <br>
161: In some situations the X.509 verifier would discard an error on
162: an unverified certificate chain, resulting in an authentication bypass.
163: <br>
164: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/006_x509.patch.sig">
165: A source code patch exists which remedies this problem.</a>
166: <p>
167:
1.12 bluhm 168: <li id="p007_xserver">
169: <strong>007: SECURITY FIX: December 14, 2021</strong>
170: <i>All architectures</i>
171: <br>
172: Multiple input validation failures in the X server request parsing
173: code can lead to out of bounds memory accesses for authorized
174: clients.
175: <br>
176: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/007_xserver.patch.sig">
177: A source code patch exists which remedies this problem.</a>
178: <p>
179:
1.13 bluhm 180: <li id="p008_mrt">
181: <strong>008: SECURITY FIX: December 16, 2021</strong>
182: <i>All architectures</i>
183: <br>
184: If multicast routing is used, kernel memory is leaked to userland.
185: <br>
186: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/008_mrt.patch.sig">
187: A source code patch exists which remedies this problem.</a>
188: <p>
189:
1.14 bluhm 190: <li id="p009_expat">
191: <strong>009: SECURITY FIX: January 19, 2022</strong>
192: <i>All architectures</i>
193: <br>
194: Fix 8 security issues in libexpat, all related to fixed-size integer
195: math (integer overflow and invalid shifts) near memory allocation.
196: <br>
197: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/009_expat.patch.sig">
198: A source code patch exists which remedies this problem.</a>
199: <p>
200:
201: <li id="p010_vmm">
202: <strong>010: RELIABILITY FIX: January 19, 2022</strong>
203: <i>amd64</i>
204: <br>
205: Intel-based vmm(4) hosts may have vm processes die due to host-side
206: state corruption.
207: <br>
208: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/010_vmm.patch.sig">
209: A source code patch exists which remedies this problem.</a>
210: <p>
211:
1.15 bluhm 212: <li id="p011_ppctrap">
213: <strong>011: SECURITY FIX: January 24, 2022</strong>
214: <i>macppc</i>
215: <br>
216: On PowerPC kernel memory is leaked to userland.
217: <br>
218: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/011_ppctrap.patch.sig">
219: A source code patch exists which remedies this problem.</a>
220: <p>
221:
1.16 bluhm 222: <li id="p012_gpuflush">
223: <strong>012: RELIABILITY FIX: February 2, 2022</strong>
224: <i>amd64 i386</i>
225: <br>
226: Userspace controlled code on GPU can access kernel memory on Intel
227: gen 8 and later GPUs.
228: <br>
229: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/012_gpuflush.patch.sig">
230: A source code patch exists which remedies this problem.</a>
231: <p>
232:
233: <li id="p013_expat">
234: <strong>013: SECURITY FIX: February 2, 2022</strong>
235: <i>All architectures</i>
236: <br>
237: Fix two security issues in libexpat related to integer overflow.
238: <br>
239: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/013_expat.patch.sig">
240: A source code patch exists which remedies this problem.</a>
241: <p>
242:
1.17 bluhm 243: <li id="p014_slaacd">
244: <strong>014: SECURITY FIX: February 21, 2022</strong>
245: <i>All architectures</i>
246: <br>
247: More than 7 nameservers in an IPv6 router advertisement could crash slaacd.
248: <br>
249: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/014_slaacd.patch.sig">
250: A source code patch exists which remedies this problem.</a>
251: <p>
252:
1.18 bluhm 253: <li id="p015_expat">
254: <strong>015: SECURITY FIX: February 24, 2022</strong>
255: <i>All architectures</i>
256: <br>
257: Fix five security issues in libexpat related to encoding, stack
258: exhaustion, and integer overflow.
259: <br>
260: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/015_expat.patch.sig">
261: A source code patch exists which remedies this problem.</a>
262: <p>
263:
1.19 bluhm 264: <li id="p016_bignum">
265: <strong>016: SECURITY FIX: March 15, 2022</strong>
266: <i>All architectures</i>
267: <br>
268: A malicious certificate can cause an infinite loop.
269: <br>
270: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/016_bignum.patch.sig">
271: A source code patch exists which remedies this problem.</a>
272: <p>
273:
1.20 bluhm 274: <li id="p017_slaacd">
275: <strong>017: SECURITY FIX: March 22, 2022</strong>
276: <i>All architectures</i>
277: <br>
278: A malicious router advertisement could overflow heap memory in
279: unprivileged slaacd process.
280: <br>
281: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/017_slaacd.patch.sig">
282: A source code patch exists which remedies this problem.</a>
283: <p>
284:
1.22 bluhm 285: <li id="p018_zlib">
286: <strong>018: SECURITY FIX: April 1, 2022</strong>
287: <i>All architectures</i>
288: <br>
289: Memory corruption in zlib can lead to a crash.
290: <br>
291: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/018_zlib.patch.sig">
292: A source code patch exists which remedies this problem.</a>
293: <p>
294:
1.23 bluhm 295: <li id="p019_syszlib">
296: <strong>019: SECURITY FIX: April 5, 2022</strong>
297: <i>All architectures</i>
298: <br>
299: Fix zlib vulnerability in PPP and IPComp compression.
300: <br>
301: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/019_syszlib.patch.sig">
302: A source code patch exists which remedies this problem.</a>
303: <p>
304:
1.24 bluhm 305: <li id="p020_rpki">
306: <strong>020: RELIABILITY FIX: April 11, 2022</strong>
307: <i>All architectures</i>
308: <br>
309: rpki-client(8) handled time zones incorrectly.
310: <br>
311: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/020_rpki.patch.sig">
312: A source code patch exists which remedies this problem.</a>
313: <p>
314:
1.27 bluhm 315: <li id="p021_pppoe">
316: <strong>021: SECURITY FIX: May 16, 2022</strong>
317: <i>All architectures</i>
318: <br>
319: Malicious PPPoE packets could corrupt kernel memory.
320: <br>
321: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/021_pppoe.patch.sig">
322: A source code patch exists which remedies this problem.</a>
323: <p>
324:
1.28 bluhm 325: <li id="p022_xserver">
326: <strong>022: SECURITY FIX: July 24, 2022</strong>
327: <i>All architectures</i>
328: <br>
329: Input validation failures in the X server request parsing code can
330: lead to out of bounds memory accesses for authorized clients.
331: <br>
332: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/022_xserver.patch.sig">
333: A source code patch exists which remedies this problem.</a>
334: <p>
335:
336: <li id="p023_cron">
337: <strong>023: RELIABILITY FIX: July 24, 2022</strong>
338: <i>All architectures</i>
339: <br>
340: cron(8) aborted due to strange poll timevals.
341: <br>
342: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/023_cron.patch.sig">
343: A source code patch exists which remedies this problem.</a>
344: <p>
345:
1.29 bluhm 346: <li id="p024_zlib">
347: <strong>024: SECURITY FIX: August 12, 2022</strong>
348: <i>All architectures</i>
349: <br>
350: A missing length check in zlib could lead to a heap buffer overflow.
351: <br>
352: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/024_zlib.patch.sig">
353: A source code patch exists which remedies this problem.</a>
354: <p>
355:
1.30 bluhm 356: <li id="p025_expat">
357: <strong>025: SECURITY FIX: September 23, 2022</strong>
358: <i>All architectures</i>
359: <br>
360: In libexpat fix heap use-after-free vulnerability CVE-2022-40674.
361: <br>
362: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/025_expat.patch.sig">
363: A source code patch exists which remedies this problem.</a>
364: <p>
365:
1.32 bluhm 366: <li id="p026_smtpd">
367: <strong>026: SECURITY FIX: September 26, 2022</strong>
368: <i>All architectures</i>
369: <br>
370: In smtpd(8), possible use-after-free if TLS handshake fails for
371: outbound connections.
372: <br>
373: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/026_smtpd.patch.sig">
374: A source code patch exists which remedies this problem.</a>
375: <p>
376:
1.1 deraadt 377: </ul>
378:
379: <hr>
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