Annotation of www/errata64.html, Revision 1.20
1.19 bentley 1: <!doctype html>
2: <html lang=en id=errata>
3: <meta charset=utf-8>
4:
1.1 deraadt 5: <title>OpenBSD 6.4 Errata</title>
6: <meta name="description" content="the OpenBSD errata page">
7: <meta name="viewport" content="width=device-width, initial-scale=1">
8: <link rel="stylesheet" type="text/css" href="openbsd.css">
1.7 deraadt 9: <link rel="canonical" href="https://www.openbsd.org/errata64.html">
1.1 deraadt 10:
11: <!--
12: IMPORTANT REMINDER
13: IF YOU ADD A NEW ERRATUM, MAIL THE PATCH TO TECH AND ANNOUNCE
14: -->
15:
1.19 bentley 16: <h2 id=OpenBSD>
1.1 deraadt 17: <a href="index.html">
1.19 bentley 18: <i>Open</i><b>BSD</b></a>
19: 6.4 Errata
1.1 deraadt 20: </h2>
21: <hr>
22:
23: For errata on a certain release, click below:<br>
24: <a href="errata21.html">2.1</a>,
25: <a href="errata22.html">2.2</a>,
26: <a href="errata23.html">2.3</a>,
27: <a href="errata24.html">2.4</a>,
28: <a href="errata25.html">2.5</a>,
29: <a href="errata26.html">2.6</a>,
30: <a href="errata27.html">2.7</a>,
31: <a href="errata28.html">2.8</a>,
32: <a href="errata29.html">2.9</a>,
33: <a href="errata30.html">3.0</a>,
34: <a href="errata31.html">3.1</a>,
35: <a href="errata32.html">3.2</a>,
36: <a href="errata33.html">3.3</a>,
37: <a href="errata34.html">3.4</a>,
38: <a href="errata35.html">3.5</a>,
39: <a href="errata36.html">3.6</a>,
40: <br>
41: <a href="errata37.html">3.7</a>,
42: <a href="errata38.html">3.8</a>,
43: <a href="errata39.html">3.9</a>,
44: <a href="errata40.html">4.0</a>,
45: <a href="errata41.html">4.1</a>,
46: <a href="errata42.html">4.2</a>,
47: <a href="errata43.html">4.3</a>,
48: <a href="errata44.html">4.4</a>,
49: <a href="errata45.html">4.5</a>,
50: <a href="errata46.html">4.6</a>,
51: <a href="errata47.html">4.7</a>,
52: <a href="errata48.html">4.8</a>,
53: <a href="errata49.html">4.9</a>,
54: <a href="errata50.html">5.0</a>,
55: <a href="errata51.html">5.1</a>,
56: <a href="errata52.html">5.2</a>,
57: <br>
58: <a href="errata53.html">5.3</a>,
59: <a href="errata54.html">5.4</a>,
60: <a href="errata55.html">5.5</a>,
61: <a href="errata56.html">5.6</a>,
62: <a href="errata57.html">5.7</a>,
63: <a href="errata58.html">5.8</a>,
64: <a href="errata59.html">5.9</a>,
65: <a href="errata60.html">6.0</a>,
66: <a href="errata61.html">6.1</a>,
67: <a href="errata62.html">6.2</a>,
1.15 deraadt 68: <a href="errata63.html">6.3</a>,
69: <a href="errata65.html">6.5</a>.
1.1 deraadt 70: <hr>
71:
72: <p>
73: Patches for the OpenBSD base system are distributed as unified diffs.
74: Each patch is cryptographically signed with the
1.3 tb 75: <a href="https://man.openbsd.org/OpenBSD-6.4/signify.1">signify(1)</a> tool and contains
1.1 deraadt 76: usage instructions.
77: All the following patches are also available in one
78: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.4.tar.gz">tar.gz file</a>
79: for convenience.
80:
81: <p>
82: Alternatively, the <a href="https://man.openbsd.org/syspatch">syspatch(8)</a>
83: utility can be used to apply binary updates on the following architectures:
84: amd64, i386, arm64.
85:
86: <p>
87: Patches for supported releases are also incorporated into the
88: <a href="stable.html">-stable branch</a>, which is maintained for one year
89: after release.
90:
91: <hr>
92:
93: <ul>
94:
1.4 tj 95: <li id="p001_xserver">
1.19 bentley 96: <strong>001: SECURITY FIX: October 25, 2018</strong>
1.4 tj 97: <i>All architectures</i>
98: <br>
99: The Xorg X server incorrectly validates certain options, allowing arbitrary
100: files to be overwritten.
101: As an immediate (temporary) workaround, the Xorg binary can be disabled
102: by running: <code>chmod u-s /usr/X11R6/bin/Xorg</code>
103: <br>
104: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.4/common/001_xserver.patch.sig">
105: A source code patch exists which remedies this problem.</a>
106: <p>
1.1 deraadt 107:
1.5 tj 108: <li id="p002_syspatch">
1.19 bentley 109: <strong>002: RELIABILITY FIX: November 2, 2018</strong>
1.5 tj 110: <i>i386, amd64, arm64</i>
111: <br>
112: The syspatch utility incorrectly handles symbolic links.
113: <br>
114: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.4/common/002_syspatch.patch.sig">
115: A source code patch exists which remedies this problem.</a>
116: <p>
117:
1.6 tj 118: <li id="p003_portsmash">
1.19 bentley 119: <strong>003: SECURITY FIX: November 17, 2018</strong>
1.6 tj 120: <i>All architectures</i>
121: <br>
122: The portsmash vulnerability allows exfiltration of elliptic curve keys.
123: <br>
124: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.4/common/003_portsmash.patch.sig">
125: A source code patch exists which remedies this problem.</a>
126: <p>
127:
128: <li id="p004_lockf">
1.19 bentley 129: <strong>004: RELIABILITY FIX: November 17, 2018</strong>
1.6 tj 130: <i>All architectures</i>
131: <br>
132: A recent change to POSIX file locks could cause incorrect results
133: during lock acquisition.
134: <br>
135: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.4/common/004_lockf.patch.sig">
136: A source code patch exists which remedies this problem.</a>
137: <p>
138:
1.8 tj 139: <li id="p005_perl">
1.19 bentley 140: <strong>005: SECURITY FIX: November 29, 2018</strong>
1.8 tj 141: <i>All architectures</i>
142: <br>
143: Various overflows exist in perl.
144: <br>
145: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.4/common/005_perl.patch.sig">
146: A source code patch exists which remedies this problem.</a>
147: <p>
148:
149: <li id="p006_uipc">
1.19 bentley 150: <strong>006: RELIABILITY FIX: November 29, 2018</strong>
1.8 tj 151: <i>All architectures</i>
152: <br>
153: UNIX domain sockets leak kernel memory with MSG_PEEK on SCM_RIGHTS, or can
154: attempt excessive memory allocations leading to a crash.
155: <br>
156: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.4/common/006_uipc.patch.sig">
157: A source code patch exists which remedies this problem.</a>
158: <p>
159:
160: <li id="p007_smtpd">
1.19 bentley 161: <strong>007: RELIABILITY FIX: November 29, 2018</strong>
1.8 tj 162: <i>All architectures</i>
163: <br>
164: The mail.mda and mail.lmtp delivery agents were not reporting temporary
165: failures correctly, causing smtpd to bounce messages in some cases where
166: it should have retried them.
167: <br>
168: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.4/common/007_smtpd.patch.sig">
169: A source code patch exists which remedies this problem.</a>
170: <p>
171:
172: <li id="p008_qcow2">
1.19 bentley 173: <strong>008: RELIABILITY FIX: November 29, 2018</strong>
1.8 tj 174: <i>amd64 and i386</i>
175: <br>
176: Writing more than 4GB to a qcow2 volume corrupts the virtual disk.
177: <br>
178: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.4/common/008_qcow2.patch.sig">
179: A source code patch exists which remedies this problem.</a>
180: <p>
181:
1.9 tj 182: <li id="p009_recvwait">
1.19 bentley 183: <strong>009: RELIABILITY FIX: December 20, 2018</strong>
1.9 tj 184: <i>All architectures</i>
185: <br>
186: While recv(2) with the MSG_WAITALL flag was receiving control
187: messages from a socket, the kernel could panic.
188: <br>
189: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.4/common/009_recvwait.patch.sig">
190: A source code patch exists which remedies this problem.</a>
191: <p>
192:
1.10 tj 193: <li id="p010_pcbopts">
1.19 bentley 194: <strong>010: SECURITY FIX: December 22, 2018</strong>
1.10 tj 195: <i>All architectures</i>
196: <br>
197: The setsockopt(2) system call could overflow mbuf cluster kernel
198: memory by 4 bytes.
199: <br>
200: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.4/common/010_pcbopts.patch.sig">
201: A source code patch exists which remedies this problem.</a>
202: <p>
203:
1.11 tj 204: <li id="p011_mincore">
1.19 bentley 205: <strong>011: SECURITY FIX: January 27, 2019</strong>
1.11 tj 206: <i>All architectures</i>
207: <br>
208: The mincore() system call can be used to observe memory access patterns
209: of other processes.
210: <br>
211: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.4/common/011_mincore.patch.sig">
212: A source code patch exists which remedies this problem.</a>
213: <p>
214:
215: <li id="p012_nfs">
1.19 bentley 216: <strong>012: RELIABILITY FIX: January 27, 2019</strong>
1.11 tj 217: <i>All architectures</i>
218: <br>
219: Missing length checks in the NFS server and client can lead to crashes
220: and other errors.
221: <br>
222: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.4/common/012_nfs.patch.sig">
223: A source code patch exists which remedies this problem.</a>
224: <p>
225:
226: <li id="p013_unveil">
1.19 bentley 227: <strong>013: SECURITY FIX: January 27, 2019</strong>
1.11 tj 228: <i>All architectures</i>
229: <br>
230: The unveil() system call can leak memory.
231: <br>
232: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.4/common/013_unveil.patch.sig">
233: A source code patch exists which remedies this problem.</a>
234: <p>
235:
1.12 tj 236: <li id="p014_pf6frag">
1.19 bentley 237: <strong>014: SECURITY FIX: March 1, 2019</strong>
1.12 tj 238: <i>All architectures</i>
239: <br>
240: Fragmented IPv6 packets may be erroneously passed by pf or lead to a crash.
241: <br>
242: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.4/common/014_pf6frag.patch.sig">
243: A source code patch exists which remedies this problem.</a>
244: <p>
245:
1.13 tj 246: <li id="p015_pficmp">
1.19 bentley 247: <strong>015: SECURITY FIX: March 22, 2019</strong>
1.13 tj 248: <i>All architectures</i>
249: <br>
250: A state in pf could pass ICMP packets to a destination IP address
251: that did not match the state.
252: <br>
253: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.4/common/015_pficmp.patch.sig">
254: A source code patch exists which remedies this problem.</a>
255: <p>
256:
1.14 tj 257: <li id="p016_vmmints">
1.19 bentley 258: <strong>016: SECURITY FIX: March 27, 2019</strong>
1.14 tj 259: <i>amd64 and i386</i>
260: <br>
261: GDT and IDT limits were improperly restored during VMM context switches.
262: <br>
263: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.4/common/016_vmmints.patch.sig">
264: A source code patch exists which remedies this problem.</a>
265: <p>
266:
1.16 tj 267: <li id="p017_rip6cksum">
1.19 bentley 268: <strong>017: RELIABILITY FIX: May 3, 2019</strong>
1.16 tj 269: <i>All architectures</i>
270: <br>
271: If a userland program sets the IPv6 checksum offset on a raw socket,
272: an incoming packet could crash the kernel. ospf6d is such a program.
273: <br>
274: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.4/common/017_rip6cksum.patch.sig">
275: A source code patch exists which remedies this problem.</a>
276: <p>
277:
1.20 ! tj 278: <li id="p018_mds">
! 279: <strong>018: SECURITY FIX: May 29, 2019</strong>
! 280: <i>amd64</i>
! 281: <br>
! 282: Intel CPUs have a cross privilege side-channel attack (MDS).
! 283: <br>
! 284: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.4/common/018_mds.patch.sig">
! 285: A source code patch exists which remedies this problem.</a>
! 286: <p>
! 287:
1.1 deraadt 288: </ul>
289:
290: <hr>
![[BACK]](/icons/back.gif){kind=icon}
Return to errata64.html CVS log ![[TXT]](/icons/text.gif){kind=icon}
![[DIR]](/icons/dir.gif){kind=icon}
Up to [local] / www