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16: <h2 id=OpenBSD>
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18: <i>Open</i><b>BSD</b></a>
19: 7.3 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>,
76: <a href="errata69.html">6.9</a>,
77: <a href="errata70.html">7.0</a>,
78: <a href="errata71.html">7.1</a>,
79: <a href="errata72.html">7.2</a>.
80: <hr>
81:
82: <p>
83: Patches for the OpenBSD base system are distributed as unified diffs.
84: Each patch is cryptographically signed with the
85: <a href="https://man.openbsd.org/OpenBSD-7.3/signify.1">signify(1)</a> tool and contains
86: usage instructions.
87: All the following patches are also available in one
88: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3.tar.gz">tar.gz file</a>
89: for convenience.
90:
91: <p>
92: Alternatively, the <a href="https://man.openbsd.org/syspatch">syspatch(8)</a>
93: utility can be used to apply binary updates on the following architectures:
94: amd64, i386, arm64.
95:
96: <p>
97: Patches for supported releases are also incorporated into the
98: <a href="stable.html">-stable branch</a>, which is maintained for one year
99: after release.
100:
101: <hr>
102:
103: <ul>
104:
1.2 bluhm 105: <li id="p001_bgpd">
106: <strong>001: RELIABILITY FIX: May 3, 2023</strong>
107: <i>All architectures</i>
108: <br>
109: A new ASPA object appeared in the RPKI ecosystem and exposed bugs in
110: bgpd(8) and rpki-client(8).
111: <br>
112: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/001_bgpd.patch.sig">
113: A source code patch exists which remedies this problem.</a>
114: <p>
1.1 tj 115:
1.3 bluhm 116: <li id="p002_bgpd">
117: <strong>002: RELIABILITY FIX: May 16, 2023</strong>
118: <i>All architectures</i>
119: <br>
120: Avoid fatal errors in bgpd(8) due to incorrect refcounting and mishandling
121: of ASPA objects. Fix bgpctl(8) 'show rib in' by renaming 'invalid' into
122: 'disqualified'.
123: <br>
124: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/002_bgpd.patch.sig">
125: A source code patch exists which remedies this problem.</a>
126: <p>
127:
1.4 bluhm 128: <li id="p003_rpki">
129: <strong>003: RELIABILITY FIX: May 26, 2023</strong>
130: <i>All architectures</i>
131: <br>
132: IP address inheritance was handled incorrectly in rpki-client(8).
133: <br>
134: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/003_rpki.patch.sig">
135: A source code patch exists which remedies this problem.</a>
136: <p>
137:
138: <li id="p004_ssl">
139: <strong>004: SECURITY FIX: May 26, 2023</strong>
140: <i>All architectures</i>
141: <br>
142: A double free or use after free could occur after SSL_clear(3).
143: <br>
144: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/004_ssl.patch.sig">
145: A source code patch exists which remedies this problem.</a>
146: <p>
147:
1.5 bluhm 148: <li id="p005_libx11">
149: <strong>005: SECURITY FIX: June 15, 2023</strong>
150: <i>All architectures</i>
151: <br>
152: libX11 CVE-2023-3138 Missing checks in XQueryExtension() return values.
153: <br>
154: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/005_libx11.patch.sig">
155: A source code patch exists which remedies this problem.</a>
156: <p>
157:
1.6 tb 158: <li id="p006_bgpd">
159: <strong>006: RELIABILITY FIX: July 12, 2023</strong>
160: <i>All architectures</i>
161: <br>
162: Incorrect length handling of path attributes in bgpd(8) can lead to a
163: session reset.
164: <br>
165: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/006_bgpd.patch.sig">
166: A source code patch exists which remedies this problem.</a>
167: <p>
168:
169: <li id="p007_httpd">
170: <strong>007: RELIABILITY FIX: July 12, 2023</strong>
171: <i>All architectures</i>
172: <br>
173: A malformed HTTP request can crash httpd(8), if fastcgi is in use.
174: <br>
175: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/007_httpd.patch.sig">
176: A source code patch exists which remedies this problem.</a>
177: <p>
178:
179: <li id="p008_elf">
180: <strong>008: RELIABILITY FIX: July 12, 2023</strong>
181: <i>All architectures</i>
182: <br>
183: Incomplete validation of ELF headers in execve(2).
184: <br>
185: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/008_elf.patch.sig">
186: A source code patch exists which remedies this problem.</a>
187: <p>
188:
189: <li id="p009_bgpd">
190: <strong>009: RELIABILITY FIX: July 12, 2023</strong>
191: <i>All architectures</i>
192: <br>
193: When tracking nexthops over IPv6 multipath routes, or when receiving
194: a NOTIFICATION while reaching an internal limit, bgpd(8) could crash.
195: <br>
196: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/009_bgpd.patch.sig">
197: A source code patch exists which remedies this problem.</a>
198: <p>
199:
1.7 bluhm 200: <li id="p010_ssh_agent">
201: <strong>010: SECURITY FIX: July 19, 2023</strong>
202: <i>All architectures</i>
203: <br>
204: In ssh-agent(1)'s PKCS#11 provider support, remote execution was
205: possible due to controllable access in low-quality libraries. In
206: addition to fixing this, the ability to remotely load PKCS#11
207: libraries is now disabled by default (re-enable with
208: '-Oallow-remote-pkcs11').
209: <br>
210: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/010_ssh_agent.patch.sig">
211: A source code patch exists which remedies this problem.</a>
212: <p>
213:
1.8 bluhm 214: <li id="p011_amdcpu">
215: <strong>011: SECURITY FIX: July 24, 2023</strong>
216: <i>amd64 i386</i>
217: <br>
218: Workaround for Zenbleed AMD cpu problem. For i386 and amd64 platforms.
219: <br>
220: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/011_amdcpu.patch.sig">
221: A source code patch exists which remedies this problem.</a>
222: <p>
223:
224: <li id="p012_amdfirmware">
225: <strong>012: SECURITY FIX: July 24, 2023</strong>
226: <i>amd64 i386</i>
227: <br>
228: Add firmware for AMD cpus, to repair past or potential future bugs.
229: For i386 and amd64 platforms.
230: <p>
231: After this step, "fw_update" and "installboot" must be run.
232: <br>
233: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/012_amdfirmware.patch.sig">
234: A source code patch exists which remedies this problem.</a>
235: <p>
236:
237: <li id="p013_amdcpufirmware">
238: <strong>013: SECURITY FIX: July 24, 2023</strong>
239: <i>amd64 i386</i>
240: <br>
241: Install firmware updates for AMD cpus, to repair past or potential future bugs.
242: For i386 and amd64 platforms.
243: <br>
244: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/013_amdcpufirmware.patch.sig">
245: A source code patch exists which remedies this problem.</a>
246: <p>
247:
248: <li id="p014_wscons">
249: <strong>014: RELIABILITY FIX: July 24, 2023</strong>
250: <i>All architectures</i>
251: <br>
252: Missing bounds check in console terminal emulation could cause a kernel
253: crash after receiving specially crafted escape sequences.
254: <br>
255: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/014_wscons.patch.sig">
256: A source code patch exists which remedies this problem.</a>
257: <p>
258:
1.9 ! bluhm 259: <li id="p015_hvamdcpu">
! 260: <strong>015: RELIABILITY FIX: July 25, 2023</strong>
! 261: <i>amd64 i386</i>
! 262: <br>
! 263: Some hypervisors remain unpatched for writes to Zenbleed DE_CFG bit,
! 264: so skip it.
! 265: <br>
! 266: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/015_hvamdcpu.patch.sig">
! 267: A source code patch exists which remedies this problem.</a>
! 268: <p>
! 269:
1.1 tj 270: </ul>
271:
272: <hr>
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