Annotation of www/errata68.html, Revision 1.25
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16: <h2 id=OpenBSD>
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18: <i>Open</i><b>BSD</b></a>
19: 6.8 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>,
1.18 deraadt 73: <a href="errata67.html">6.7</a>,
1.20 tj 74: <br>
1.18 deraadt 75: <a href="errata69.html">6.9</a>.
1.1 deraadt 76: <hr>
77:
78: <p>
79: Patches for the OpenBSD base system are distributed as unified diffs.
80: Each patch is cryptographically signed with the
81: <a href="https://man.openbsd.org/OpenBSD-6.8/signify.1">signify(1)</a> tool and contains
82: usage instructions.
83: All the following patches are also available in one
84: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.8.tar.gz">tar.gz file</a>
85: for convenience.
86:
87: <p>
88: Alternatively, the <a href="https://man.openbsd.org/syspatch">syspatch(8)</a>
89: utility can be used to apply binary updates on the following architectures:
90: amd64, i386, arm64.
91:
92: <p>
93: Patches for supported releases are also incorporated into the
1.21 tj 94: <a href="stable.html">-stable branch</a>.
1.1 deraadt 95:
96: <hr>
97:
98: <ul>
99:
1.2 tj 100: <li id="p001_bgpd">
101: <strong>001: RELIABILITY FIX: October 29, 2020</strong>
102: <i>All architectures</i>
103: <br>
104: In bgpd, the roa-set parser could leak memory.
105: <br>
106: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.8/common/001_bgpd.patch.sig">
107: A source code patch exists which remedies this problem.</a>
108: <p>
1.1 deraadt 109:
1.3 tb 110: <li id="p002_icmp6">
111: <strong>002: SECURITY FIX: October 29, 2020</strong>
112: <i>All architectures</i>
113: <br>
114: When generating the ICMP6 response to an IPv6 packet, the kernel
115: could use mbuf memory after freeing it.
116: <br>
117: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.8/common/002_icmp6.patch.sig">
118: A source code patch exists which remedies this problem.</a>
119: <p>
120:
1.4 tb 121: <li id="p003_tmux">
122: <strong>003: SECURITY FIX: October 29, 2020</strong>
123: <i>All architectures</i>
124: <br>
125: tmux has a stack overflow in CSI parsing.
126: <br>
1.5 tb 127: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.8/common/003_tmux.patch.sig">
1.4 tb 128: A source code patch exists which remedies this problem.</a>
129: <p>
130:
1.6 tb 131: <li id="p004_wg">
132: <strong>004: RELIABILITY FIX: November 05, 2020</strong>
133: <i>All architectures</i>
134: <br>
135: wg(4) could panic the kernel by releasing the wrong lock.
136: <br>
137: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.8/common/004_wg.patch.sig">
1.7 tb 138: A source code patch exists which remedies this problem.</a>
139: <p>
140:
141: <li id="p005_unwind">
142: <strong>005: RELIABILITY FIX: November 10, 2020</strong>
143: <i>All architectures</i>
144: <br>
145: unwind fails to process large DNS replies.
146: <br>
147: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.8/common/005_unwind.patch.sig">
148: A source code patch exists which remedies this problem.</a>
149: <p>
150:
151: <li id="p006_rpki">
152: <strong>006: RELIABILITY FIX: November 10, 2020</strong>
153: <i>All architectures</i>
154: <br>
155: rpki-client incorrectly checks the manifest validity interval.
156: <br>
157: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.8/common/006_rpki.patch.sig">
1.6 tb 158: A source code patch exists which remedies this problem.</a>
159: <p>
160:
1.8 tb 161: <li id="p007_xmaplen">
162: <strong>007: SECURITY FIX: December 1, 2020</strong>
163: <i>All architectures</i>
164: <br>
165: Multiple input validation failures in the X server XKB extension can lead
166: to out of bounds memory accesses for authorized clients.
167: <br>
168: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.8/common/007_xmaplen.patch.sig">
169: A source code patch exists which remedies this problem.</a>
170: <p>
171:
1.9 tb 172: <li id="p008_xmaplen">
173: <strong>008: SECURITY FIX: December 8, 2020</strong>
174: <i>All architectures</i>
175: <br>
176: Malformed ASN.1 in a certificate revocation list or a timestamp
177: response token can lead to a NULL pointer dereference.
178: <br>
179: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.8/common/008_asn1.patch.sig">
180: A source code patch exists which remedies this problem.</a>
181: <p>
182:
183: <li id="p009_exit">
184: <strong>009: RELIABILITY FIX: December 8, 2020</strong>
185: <i>All architectures</i>
186: <br>
187: Process exit in multithreaded programs could result in the wrong exit
188: code being reported.
189: <br>
190: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.8/common/009_exit.patch.sig">
191: A source code patch exists which remedies this problem.</a>
192: <p>
193:
1.10 tb 194: <li id="p010_smtpd">
195: <strong>010: RELIABILITY FIX: December 24, 2020</strong>
196: <i>All architectures</i>
197: <br>
198: smtpd's filter state machine can prematurely release resources
199: leading to a crash.
200: <br>
201: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.8/common/010_smtpd.patch.sig">
202: A source code patch exists which remedies this problem.</a>
203: <p>
204:
1.11 benno 205: <li id="p011_nd6">
206: <strong>011: RELIABILITY FIX: January 11, 2021</strong>
207: <i>All architectures</i>
208: <br>
209: When an NDP entry is invalidated the associated layer 2 address
210: is not invalidated.
211: <br>
212: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.8/common/011_nd6.patch.sig">
213: A source code patch exists which remedies this problem.</a>
214: <p>
215:
1.12 benno 216: <li id="p012_carp">
217: <strong>012: RELIABILITY FIX: January 13, 2021</strong>
218: <i>All architectures</i>
219: <br>
220: Use of bpf(4) on a carp interface could result in a use after free
221: error.<br>
222: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.8/common/012_carp.patch.sig">
223: A source code patch exists which remedies this problem.</a>
224: <p>
225:
1.13 tb 226: <li id="p013_libressl">
227: <strong>013: RELIABILITY FIX: February 3, 2021</strong>
228: <i>All architectures</i>
229: <br>
230: Various interoperability issues and memory leaks were discovered in
231: libcrypto and libssl.
232: <br>
233: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.8/common/013_libressl.patch.sig">
234: A source code patch exists which remedies this problem.</a>
235: <p>
236:
1.14 bluhm 237: <li id="p014_pffrag">
238: <strong>014: SECURITY FIX: February 24, 2021</strong>
239: <i>All architectures</i>
240: <br>
241: A sequence of overlapping IPv4 fragments could crash the kernel in
242: pf due to an assertion.
243: <br>
244: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.8/common/014_pffrag.patch.sig">
245: A source code patch exists which remedies this problem.</a>
246: <p>
247:
1.15 bluhm 248: <li id="p015_sshagent">
249: <strong>015: SECURITY FIX: March 4, 2021</strong>
250: <i>All architectures</i>
251: <br>
252: Double free in ssh-agent(1)
253: <br>
254: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.8/common/015_sshagent.patch.sig">
255: A source code patch exists which remedies this problem.</a>
256: <p>
257:
1.16 bluhm 258: <li id="p016_npppd">
259: <strong>016: SECURITY FIX: March 9, 2021</strong>
260: <i>All architectures</i>
261: <br>
262: npppd PPTP protocol handler can cause heap over-read leading to a crash.
263: <br>
264: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.8/common/016_npppd.patch.sig">
265: A source code patch exists which remedies this problem.</a>
266: <p>
267:
1.17 tb 268: <li id="p017_libssl">
269: <strong>017: SECURITY FIX: March 15, 2021</strong>
270: <i>All architectures</i>
271: <br>
272: A TLS client using session resumption may cause a use-after-free.
273: <br>
274: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.8/common/017_libssl.patch.sig">
275: A source code patch exists which remedies this problem.</a>
276: <p>
277:
1.19 bluhm 278: <li id="p018_xi">
279: <strong>018: SECURITY FIX: April 13, 2021</strong>
280: <i>All architectures</i>
281: <br>
282: Input validation failures in X server XInput extension can lead to
283: privileges elevations for authorized clients.
284: <br>
285: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.8/common/018_xi.patch.sig">
286: A source code patch exists which remedies this problem.</a>
287: <p>
288:
1.22 bluhm 289: <li id="p019_libx11">
290: <strong>019: SECURITY FIX: May 18, 2021</strong>
291: <i>All architectures</i>
292: <br>
293: Request length checks were missing in libX11.
294: <br>
295: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.8/common/019_libx11.patch.sig">
296: A source code patch exists which remedies this problem.</a>
297: <p>
298:
299: <li id="p020_vmd">
300: <strong>020: SECURITY FIX: May 18, 2021</strong>
301: <i>amd64</i>
302: <br>
303: vmd guest virtio drivers could cause stack overflows by crafting invalid
304: virtio descriptor lengths.
305: <br>
306: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.8/common/020_vmd.patch.sig">
307: A source code patch exists which remedies this problem.</a>
308: <p>
309:
1.23 bluhm 310: <li id="p021_net80211">
311: <strong>021: SECURITY FIX: May 21, 2021</strong>
312: <i>All architectures</i>
313: <br>
314: Insufficient validation of A-MSDUs and fragmented 802.11 frames could
315: be abused to inject arbitrary frames.
316: <br>
317: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.8/common/021_net80211.patch.sig">
318: A source code patch exists which remedies this problem.</a>
319: <p>
320:
1.24 bluhm 321: <li id="p022_pmapglobal">
322: <strong>022: RELIABILITY FIX: May 24, 2021</strong>
323: <i>amd64</i>
324: <br>
325: Recent Intel machines could crash or hang as global mappings were
326: not flushed from TLB.
327: <br>
328: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.8/common/022_pmapglobal.patch.sig">
329: A source code patch exists which remedies this problem.</a>
330: <p>
331:
1.25 ! bluhm 332: <li id="p023_cpuswitch">
! 333: <strong>023: RELIABILITY FIX: June 8, 2021</strong>
! 334: <i>amd64</i>
! 335: <br>
! 336: Recent Intel or any AMD machines could crash as the kernel did not
! 337: flush all TLBs that multi threaded processes require.
! 338: <br>
! 339: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.8/common/023_cpuswitch.patch.sig">
! 340: A source code patch exists which remedies this problem.</a>
! 341: <p>
! 342:
! 343: <li id="p024_inteldrm">
! 344: <strong>024_inteldrm: RELIABILITY FIX: June 8, 2021</strong>
! 345: <i>amd64, i386</i>
! 346: <br>
! 347: Disable PPGTT on Intel machines with cherryview/braswell graphics
! 348: to avoid memory corruption.
! 349: <br>
! 350: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.8/common/024_inteldrm.patch.sig">
! 351: A source code patch exists which remedies this problem.</a>
! 352: <p>
! 353:
1.1 deraadt 354: </ul>
355:
356: <hr>