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18: <i>Open</i><b>BSD</b></a>
19: 6.9 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>,
1.2 tj 74: <br>
1.20 deraadt 75: <a href="errata68.html">6.8</a>,
76: <a href="errata70.html">7.0</a>.
1.1 deraadt 77: <hr>
78:
79: <p>
80: Patches for the OpenBSD base system are distributed as unified diffs.
81: Each patch is cryptographically signed with the
82: <a href="https://man.openbsd.org/OpenBSD-6.9/signify.1">signify(1)</a> tool and contains
83: usage instructions.
84: All the following patches are also available in one
85: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.9.tar.gz">tar.gz file</a>
86: for convenience.
87:
88: <p>
89: Alternatively, the <a href="https://man.openbsd.org/syspatch">syspatch(8)</a>
90: utility can be used to apply binary updates on the following architectures:
91: amd64, i386, arm64.
92:
93: <p>
94: Patches for supported releases are also incorporated into the
1.24 tj 95: <a href="stable.html">-stable branch</a>.
1.1 deraadt 96:
97: <hr>
98:
99: <ul>
100:
1.4 tb 101: <li id="p001_vmd">
1.3 bluhm 102: <strong>001: RELIABILITY FIX: May 4, 2021</strong>
103: <i>amd64</i>
104: <br>
105: vmd guests can trigger excessive log messages on the host by sending
106: certain network packets.
107: <br>
108: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.9/common/001_vmd.patch.sig">
109: A source code patch exists which remedies this problem.</a>
110: <p>
1.1 deraadt 111:
1.5 bluhm 112: <li id="p002_libx11">
113: <strong>002: SECURITY FIX: May 18, 2021</strong>
114: <i>All architectures</i>
115: <br>
116: Request length checks were missing in libX11.
117: <br>
118: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.9/common/002_libx11.patch.sig">
119: A source code patch exists which remedies this problem.</a>
120: <p>
121:
122: <li id="p003_vmd">
123: <strong>003: SECURITY FIX: May 18, 2021</strong>
124: <i>amd64</i>
125: <br>
126: vmd guest virtio drivers could cause stack overflows by crafting
127: invalid virtio descriptor lengths.
128: <br>
129: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.9/common/003_vmd.patch.sig">
130: A source code patch exists which remedies this problem.</a>
131: <p>
132:
1.6 bluhm 133: <li id="p004_net80211">
134: <strong>004: SECURITY FIX: May 21, 2021</strong>
135: <i>All architectures</i>
136: <br>
137: Insufficient validation of A-MSDUs and fragmented 802.11 frames could
138: be abused to inject arbitrary frames.
139: <br>
140: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.9/common/004_net80211.patch.sig">
141: A source code patch exists which remedies this problem.</a>
142: <p>
143:
1.7 bluhm 144: <li id="p005_pmapglobal">
145: <strong>005: RELIABILITY FIX: May 24, 2021</strong>
146: <i>amd64</i>
147: <br>
148: Recent Intel machines could crash or hang as global mappings were
149: not flushed from TLB.
150: <br>
151: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.9/common/005_pmapglobal.patch.sig">
152: A source code patch exists which remedies this problem.</a>
153: <p>
154:
1.8 bluhm 155: <li id="p006_cpuswitch">
156: <strong>006: RELIABILITY FIX: June 8, 2021</strong>
157: <i>amd64</i>
158: <br>
159: Recent Intel or any AMD machines could crash as the kernel did not
160: flush all TLBs that multi threaded processes require.
161: <br>
162: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.9/common/006_cpuswitch.patch.sig">
163: A source code patch exists which remedies this problem.</a>
164: <p>
165:
166: <li id="p007_inteldrm">
167: <strong>007: RELIABILITY FIX: June 8, 2021</strong>
168: <i>amd64, i386</i>
169: <br>
170: Disable PPGTT on Intel machines with cherryview/braswell graphics
171: to avoid memory corruption.
172: <br>
173: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.9/common/007_inteldrm.patch.sig">
174: A source code patch exists which remedies this problem.</a>
175: <p>
176:
1.9 bluhm 177: <li id="p008_vmd">
178: <strong>008: SECURITY FIX: June 9, 2021</strong>
179: <i>amd64</i>
180: <br>
181: vmd guests could cause stack overflows by crafting malicious dhcp
182: requests when using local interfaces.
183: <br>
184: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.9/common/008_vmd.patch.sig">
185: A source code patch exists which remedies this problem.</a>
186: <p>
187:
1.10 benno 188: <li id="p009_bgpd">
1.14 benno 189: <strong>009: RELIABILITY FIX: June 25, 2021</strong>
1.10 benno 190: <i>All architectures</i>
191: <br>
1.16 benno 192: During config reloads of bgpd(8), prefixes of the wrong address family
193: could leak to peers resulting in session resets.
1.10 benno 194: <br>
195: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.9/common/009_bgpd.patch.sig">
196: A source code patch exists which remedies this problem.</a>
197: <p>
198:
1.11 benno 199: <li id="p010_relayd">
1.12 deraadt 200: <strong>010: SECURITY FIX: July 25, 2021</strong>
1.11 benno 201: <i>All architectures</i>
202: <br>
203: relayd(8), when using the the http protocol strip filter directive or http
204: protocol macro expansion, processes format strings.
205: <br>
206: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.9/common/010_relayd.patch.sig">
207: A source code patch exists which remedies this problem.</a>
208: <p>
209:
1.13 benno 210: <li id="p011_strchr">
211: <strong>011: SECURITY FIX: July 25, 2021</strong>
212: <i>mips64</i>
213: <br>
214: On mips64, the strchr/index/strrchr/rindex functions in libc handled
215: signed characters incorrectly.
216: <br>
217: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.9/common/011_strchr.patch.sig">
218: A source code patch exists which remedies this problem.</a>
219: <p>
220:
1.15 benno 221: <li id="p012_vmparam">
222: <strong>012: RELIABILITY FIX: August 04, 2021</strong>
223: <i>sparc64</i>
224: <br>
225: A missaligned address could trigger a kernel assert and panic the kernel.
226: <br>
227: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.9/common/012_vmparam.patch.sig">
228: A source code patch exists which remedies this problem.</a>
229: <p>
230:
1.17 benno 231: <li id="p013_wg">
232: <strong>013: RELIABILITY FIX: August 11, 2021</strong>
233: <i>All architectures</i>
234: <br>
235: In a specific configuration, wg(4) leaked mbufs.
236: <br>
237: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.9/common/013_wg.patch.sig">
238: A source code patch exists which remedies this problem.</a>
239: <p>
240:
1.18 benno 241: <li id="p014_perl">
242: <strong>014: SECURITY FIX: August 11, 2021</strong>
243: <i>All architectures</i>
244: <br>
245: perl(1) Encode (3p) loads a module from an incorrect relative path.
246: <br>
247: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.9/common/014_perl.patch.sig">
248: A source code patch exists which remedies this problem.</a>
249: <p>
250:
1.19 benno 251: <li id="p015_x509">
252: <strong>015: SECURITY FIX: August 20, 2021</strong>
253: <i>All architectures</i>
254: <br>
255: In LibreSSL, printing a certificate can result in a crash in
256: X509_CERT_AUX_print().
257: <br>
258: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.9/common/015_x509.patch.sig">
259: A source code patch exists which remedies this problem.</a>
260: <p>
261:
1.29 benno 262: <li id="p016_sshd">
1.21 benno 263: <strong>016: SECURITY FIX: September 27, 2021</strong>
264: <i>All architectures</i>
265: <br>
266: sshd(8) failed to clear supplemental groups when executing an
267: AuthorizedUsersCommand or AuthorizedPrincipalsCommand helper program.
268: <br>
269: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.9/common/016_sshd.patch.sig">
270: A source code patch exists which remedies this problem.</a>
271: <p>
272:
1.22 benno 273: <li id="017_x509">
274: <strong>017: SECURITY FIX: September 27, 2021</strong>
275: <i>All architectures</i>
276: <br>
1.25 tj 277: In libcrypto, part of LibreSSL, a stack overread could occur when
1.22 benno 278: checking X.509 name constraints.
279: <br>
280: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.9/common/017_x509.patch.sig">
281: A source code patch exists which remedies this problem.</a>
282: <p>
283:
1.29 benno 284: <li id="p018_cert">
1.23 benno 285: <strong>018: RELIABILITY FIX: September 30, 2021</strong>
286: <i>All architectures</i>
287: <br>
288: Compensate for the expiry of the DST Root X3 certificate.
289: <br>
290: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.9/common/018_cert.patch.sig">
291: A source code patch exists which remedies this problem.</a>
292: <p>
293:
1.29 benno 294: <li id="p019_bpf">
1.26 benno 295: <strong>019: RELIABILITY FIX: October 31, 2021</strong>
296: <i>All architectures</i>
297: <br>
1.28 tj 298: Opening /dev/bpf too often could lead to resource exhaustion.
1.26 benno 299: <br>
300: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.9/common/019_bpf.patch.sig">
301: A source code patch exists which remedies this problem.</a>
302: <p>
303:
1.29 benno 304: <li id="p020_uipc">
1.27 benno 305: <strong>020: SECURITY FIX: October 31, 2021</strong>
306: <i>All architectures</i>
307: <br>
308: The kernel could leak memory when closing unix sockets.
309: <br>
310: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.9/common/020_uipc.patch.sig">
311: A source code patch exists which remedies this problem.</a>
312: <p>
313:
1.30 benno 314: <li id="p021_rpki">
315: <strong>021: SECURITY FIX: November 9, 2021</strong>
316: <i>All architectures</i>
317: <br>
318: rpki-client(8) should handle CA misbehaviours as soft-errors.
319: <br>
320: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.9/common/021_rpki.patch.sig">
321: A source code patch exists which remedies this problem.</a>
322: <p>
323:
1.31 bluhm 324: <li id="022_unpcon">
325: <strong>022: RELIABILITY FIX: November 26, 2021</strong>
326: <i>All architectures</i>
327: <br>
328: An unprivileged user could crash the kernel by using UNIX-domain
329: sockets in multiple threads.
330: <br>
1.32 bluhm 331: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.9/common/022_unpcon.patch.sig">
1.31 bluhm 332: A source code patch exists which remedies this problem.</a>
333: <p>
334:
1.33 ! bluhm 335: <li id="023_rpki">
! 336: <strong>023: RELIABILITY FIX: December 7, 2021</strong>
! 337: <i>All architectures</i>
! 338: <br>
! 339: Errata 021 broke rpki-client(8) compatibility with bgpd(8)
! 340: <br>
! 341: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.9/common/023_rpki.patch.sig">
! 342: A source code patch exists which remedies this problem.</a>
! 343: <p>
! 344:
1.1 deraadt 345: </ul>
346:
347: <hr>
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