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18: <i>Open</i><b>BSD</b></a>
19: 7.0 Errata
20: </h2>
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>,
77: <a href="errata70.html">7.1</a>.
1.1 deraadt 78: <hr>
79:
80: <p>
81: Patches for the OpenBSD base system are distributed as unified diffs.
82: Each patch is cryptographically signed with the
83: <a href="https://man.openbsd.org/OpenBSD-7.0/signify.1">signify(1)</a> tool and contains
84: usage instructions.
85: All the following patches are also available in one
86: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0.tar.gz">tar.gz file</a>
87: for convenience.
88:
89: <p>
90: Alternatively, the <a href="https://man.openbsd.org/syspatch">syspatch(8)</a>
91: utility can be used to apply binary updates on the following architectures:
92: amd64, i386, arm64.
93:
94: <p>
95: Patches for supported releases are also incorporated into the
1.25 ! tj 96: <a href="stable.html">-stable branch</a>.
1.1 deraadt 97:
98: <hr>
99:
100: <ul>
101:
1.8 benno 102: <li id="p001_nsd">
1.4 benno 103: <strong>001: RELIABILITY FIX: October 31, 2021</strong>
104: <i>All architectures</i>
105: <br>
106: In certain configurations, nsd(8) can be crashed by a remote attacker.
107: <br>
108: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/001_nsd.patch.sig">
109: A source code patch exists which remedies this problem.</a>
110: <p>
111:
1.8 benno 112: <li id="p002_bpf">
1.4 benno 113: <strong>002: RELIABILITY FIX: October 31, 2021</strong>
114: <i>All architectures</i>
115: <br>
1.6 tj 116: Opening /dev/bpf too often could lead to resource exhaustion.
1.4 benno 117: <br>
118: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/002_bpf.patch.sig">
119: A source code patch exists which remedies this problem.</a>
120: <p>
1.1 deraadt 121:
1.8 benno 122: <li id="p003_uipc">
1.7 benno 123: <strong>003: SECURITY FIX: October 31, 2021</strong>
1.5 benno 124: <i>All architectures</i>
125: <br>
126: The kernel could leak memory when closing unix sockets.
127: <br>
128: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/003_uipc.patch.sig">
129: A source code patch exists which remedies this problem.</a>
130: <p>
131:
1.9 benno 132: <li id="p004_rpki">
133: <strong>004: SECURITY FIX: November 9, 2021</strong>
134: <i>All architectures</i>
135: <br>
136: rpki-client(8) should handle CA misbehaviours as soft-errors.
137: <br>
138: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/004_rpki.patch.sig">
139: A source code patch exists which remedies this problem.</a>
140: <p>
141:
1.10 bluhm 142: <li id="p005_unpcon">
143: <strong>005: RELIABILITY FIX: November 26, 2021</strong>
144: <i>All architectures</i>
145: <br>
146: An unprivileged user could crash the kernel by using UNIX-domain
147: sockets in multiple threads.
148: <br>
149: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/005_unpcon.patch.sig">
150: A source code patch exists which remedies this problem.</a>
151: <p>
152:
153: <li id="p006_x509">
1.11 tj 154: <strong>006: SECURITY FIX: November 26, 2021</strong>
1.10 bluhm 155: <i>All architectures</i>
156: <br>
157: In some situations the X.509 verifier would discard an error on
158: an unverified certificate chain, resulting in an authentication bypass.
159: <br>
160: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/006_x509.patch.sig">
161: A source code patch exists which remedies this problem.</a>
162: <p>
163:
1.12 bluhm 164: <li id="p007_xserver">
165: <strong>007: SECURITY FIX: December 14, 2021</strong>
166: <i>All architectures</i>
167: <br>
168: Multiple input validation failures in the X server request parsing
169: code can lead to out of bounds memory accesses for authorized
170: clients.
171: <br>
172: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/007_xserver.patch.sig">
173: A source code patch exists which remedies this problem.</a>
174: <p>
175:
1.13 bluhm 176: <li id="p008_mrt">
177: <strong>008: SECURITY FIX: December 16, 2021</strong>
178: <i>All architectures</i>
179: <br>
180: If multicast routing is used, kernel memory is leaked to userland.
181: <br>
182: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/008_mrt.patch.sig">
183: A source code patch exists which remedies this problem.</a>
184: <p>
185:
1.14 bluhm 186: <li id="p009_expat">
187: <strong>009: SECURITY FIX: January 19, 2022</strong>
188: <i>All architectures</i>
189: <br>
190: Fix 8 security issues in libexpat, all related to fixed-size integer
191: math (integer overflow and invalid shifts) near memory allocation.
192: <br>
193: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/009_expat.patch.sig">
194: A source code patch exists which remedies this problem.</a>
195: <p>
196:
197: <li id="p010_vmm">
198: <strong>010: RELIABILITY FIX: January 19, 2022</strong>
199: <i>amd64</i>
200: <br>
201: Intel-based vmm(4) hosts may have vm processes die due to host-side
202: state corruption.
203: <br>
204: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/010_vmm.patch.sig">
205: A source code patch exists which remedies this problem.</a>
206: <p>
207:
1.15 bluhm 208: <li id="p011_ppctrap">
209: <strong>011: SECURITY FIX: January 24, 2022</strong>
210: <i>macppc</i>
211: <br>
212: On PowerPC kernel memory is leaked to userland.
213: <br>
214: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/011_ppctrap.patch.sig">
215: A source code patch exists which remedies this problem.</a>
216: <p>
217:
1.16 bluhm 218: <li id="p012_gpuflush">
219: <strong>012: RELIABILITY FIX: February 2, 2022</strong>
220: <i>amd64 i386</i>
221: <br>
222: Userspace controlled code on GPU can access kernel memory on Intel
223: gen 8 and later GPUs.
224: <br>
225: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/012_gpuflush.patch.sig">
226: A source code patch exists which remedies this problem.</a>
227: <p>
228:
229: <li id="p013_expat">
230: <strong>013: SECURITY FIX: February 2, 2022</strong>
231: <i>All architectures</i>
232: <br>
233: Fix two security issues in libexpat related to integer overflow.
234: <br>
235: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/013_expat.patch.sig">
236: A source code patch exists which remedies this problem.</a>
237: <p>
238:
1.17 bluhm 239: <li id="p014_slaacd">
240: <strong>014: SECURITY FIX: February 21, 2022</strong>
241: <i>All architectures</i>
242: <br>
243: More than 7 nameservers in an IPv6 router advertisement could crash slaacd.
244: <br>
245: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/014_slaacd.patch.sig">
246: A source code patch exists which remedies this problem.</a>
247: <p>
248:
1.18 bluhm 249: <li id="p015_expat">
250: <strong>015: SECURITY FIX: February 24, 2022</strong>
251: <i>All architectures</i>
252: <br>
253: Fix five security issues in libexpat related to encoding, stack
254: exhaustion, and integer overflow.
255: <br>
256: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/015_expat.patch.sig">
257: A source code patch exists which remedies this problem.</a>
258: <p>
259:
1.19 bluhm 260: <li id="p016_bignum">
261: <strong>016: SECURITY FIX: March 15, 2022</strong>
262: <i>All architectures</i>
263: <br>
264: A malicious certificate can cause an infinite loop.
265: <br>
266: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/016_bignum.patch.sig">
267: A source code patch exists which remedies this problem.</a>
268: <p>
269:
1.20 bluhm 270: <li id="p017_slaacd">
271: <strong>017: SECURITY FIX: March 22, 2022</strong>
272: <i>All architectures</i>
273: <br>
274: A malicious router advertisement could overflow heap memory in
275: unprivileged slaacd process.
276: <br>
277: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/017_slaacd.patch.sig">
278: A source code patch exists which remedies this problem.</a>
279: <p>
280:
1.22 bluhm 281: <li id="p018_zlib">
282: <strong>018: SECURITY FIX: April 1, 2022</strong>
283: <i>All architectures</i>
284: <br>
285: Memory corruption in zlib can lead to a crash.
286: <br>
287: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/018_zlib.patch.sig">
288: A source code patch exists which remedies this problem.</a>
289: <p>
290:
1.23 bluhm 291: <li id="p019_syszlib">
292: <strong>019: SECURITY FIX: April 5, 2022</strong>
293: <i>All architectures</i>
294: <br>
295: Fix zlib vulnerability in PPP and IPComp compression.
296: <br>
297: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/019_syszlib.patch.sig">
298: A source code patch exists which remedies this problem.</a>
299: <p>
300:
1.24 bluhm 301: <li id="p020_rpki">
302: <strong>020: RELIABILITY FIX: April 11, 2022</strong>
303: <i>All architectures</i>
304: <br>
305: rpki-client(8) handled time zones incorrectly.
306: <br>
307: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/020_rpki.patch.sig">
308: A source code patch exists which remedies this problem.</a>
309: <p>
310:
1.1 deraadt 311: </ul>
312:
313: <hr>
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