version 1.63, 2019/05/27 22:55:20 |
version 1.64, 2019/05/28 16:32:42 |
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<ul> |
<ul> |
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<li id="p013_pf"> |
<li id="p001_openssh"> |
<strong>013: RELIABILITY FIX: April 11, 2009</strong> |
<strong>001: SECURITY FIX: March 30, 2008</strong> |
<i>All architectures</i><br> |
<i>All architectures</i><br> |
When pf attempts to perform translation on a specially crafted IP datagram, |
sshd(8) would execute ~/.ssh/rc even when a sshd_config(5) <em>ForceCommand</em> |
a null pointer dereference will occur, resulting in a kernel panic. |
directive was in effect, allowing users with write access to this file to |
In certain configurations this may be triggered by a remote attacker. |
execute arbitrary commands. This behaviour was documented, but was an unsafe |
<br> |
default and an extra hassle for administrators.<br> |
Restricting translation rules to protocols that are specific to the IP version |
<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/001_openssh.patch"> |
in use, is an effective workaround until the patch can be installed. As an |
|
example, for IPv4 nat/binat/rdr rules you can use: |
|
<pre> |
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nat/rdr ... inet proto { tcp udp icmp } ... |
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</pre> |
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Or for IPv6 nat/binat/rdr rules you can use: |
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<pre> |
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nat/rdr ... inet6 proto { tcp udp icmp6 } ... |
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</pre> |
|
<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/013_pf.patch"> |
|
A source code patch exists which remedies this problem.</a> |
A source code patch exists which remedies this problem.</a> |
<p> |
<p> |
|
|
<li id="p012_openssl"> |
<li id="p002_openssh2"> |
<strong>012: RELIABILITY FIX: April 8, 2009</strong> |
<strong>002: SECURITY FIX: April 3, 2008</strong> |
<i>All architectures</i><br> |
<i>All architectures</i><br> |
The OpenSSL ASN.1 handling code could be forced to perform invalid memory |
Avoid possible hijacking of X11-forwarded connections with sshd(8) |
accesses through the use of certain invalid strings |
by refusing to listen on a port unless all address families bind |
(<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0590">CVE-2009-0590</a>) |
successfully.<br> |
or under certain error conditions triggerable by invalid ASN.1 structures |
<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/002_openssh2.patch"> |
(<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0789">CVE-2009-0789</a>). |
|
These vulnerabilities could be exploited to achieve a |
|
denial-of-service. A more detailed description of these problems is available |
|
in the |
|
<a href="http://www.openssl.org/news/secadv_20090325.txt">OpenSSL security advisory</a>, but note that the other issue described there "Incorrect Error |
|
Checking During CMS verification" relates to code not enabled in OpenBSD. |
|
<br> |
|
<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/012_openssl.patch"> |
|
A source code patch exists which remedies this problem.</a> |
A source code patch exists which remedies this problem.</a> |
<p> |
<p> |
|
|
<li id="p011_sudo"> |
<li id="p003_xorg"> |
<strong>011: SECURITY FIX: February 22, 2009</strong> |
<strong>003: SECURITY FIX: July 15, 2008</strong> |
<i>All architectures</i><br> |
<i>All architectures</i><br> |
sudo(8) may allow a user listed in the sudoers file to run a command |
Multiple vulnerabilities have been discovered in X.Org.<br> |
as a different user than their access rule specifies when a Unix |
RENDER Extension heap buffer overflow, |
group is used in the RunAs portion of the rule. The bug only manifests |
RENDER Extension crash, |
when the user being granted privileges is also a member of the group |
RENDER Extension memory corruption, |
in the RunAs portion of the rule. |
MIT-SHM arbitrary memory read, |
|
RECORD and Security extensions memory corruption. |
|
<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2360">CVE-2008-2360</a>, |
|
<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2361">CVE-2008-2361</a>, |
|
<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2362">CVE-2008-2362</a>, |
|
<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-1379">CVE-2008-1379</a>, |
|
<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-1377">CVE-2008-1377</a>. |
<br> |
<br> |
<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/011_sudo.patch"> |
<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/003_xorg.patch"> |
A source code patch exists which remedies this problem.</a> |
A source code patch exists which remedies this problem.</a> |
<p> |
<p> |
|
|
<li id="p010_bgpd"> |
<li id="p004_bind"> |
<strong>010: RELIABILITY FIX: February 18, 2009</strong> |
<strong>004: SECURITY FIX: July 23, 2008</strong> |
<i>All architectures</i><br> |
<i>All architectures</i><br> |
bgpd(8) did not correctly prepend its own AS to very long AS paths, causing |
<b>2nd revision, July 23, 2008</b><br> |
the process to terminate because of the resulting corrupt path. |
A vulnerability has been found with BIND. An attacker could use this vulnerability |
|
to poison the cache of a recursive resolving name server. |
|
<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-1447">CVE-2008-1447</a>. |
<br> |
<br> |
<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/010_bgpd.patch"> |
<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/004_bind.patch"> |
A source code patch exists which remedies this problem.</a> |
A source code patch exists which remedies this problem.</a> |
<p> |
<p> |
|
|
<li id="p009_bgpd"> |
<li id="p005_pcb"> |
<strong>009: RELIABILITY FIX: January 30, 2009</strong> |
<strong>005: RELIABILITY FIX: July 29, 2008</strong> |
<i>All architectures</i><br> |
<i>All architectures</i><br> |
Upon reception of an invalid update with 4-byte AS attributes, bgpd - |
Some kinds of IPv6 usage would leak kernel memory (in particular, this path |
adhering to the RFCs - closed the session to the neighbor. |
was exercised by the named(8) patch for port randomization). Since INET6 is |
This error in the specification allowed 3rd parties to close remote BGP |
enabled by default, this condition affects all systems. |
sessions. |
|
In the worst case Internet connectivity could be lost. |
|
<br> |
<br> |
<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/009_bgpd.patch"> |
<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/005_pcb.patch"> |
A source code patch exists which remedies this problem.</a> |
A source code patch exists which remedies this problem.</a> |
<p> |
<p> |
|
|
<li id="p008_bind"> |
<li id="p006_ndp"> |
<strong>008: SECURITY FIX: January 14, 2009</strong> |
<strong>006: SECURITY FIX: October 2, 2008</strong> |
<i>All architectures</i><br> |
<i>All architectures</i><br> |
named(8) did not correctly check the return value of a DSA verification |
The Neighbor Discovery Protocol (ndp) did not correctly verify neighbor |
function, potentially allowing bypass of verification of DNSSEC DSA |
solicitation requests maybe allowing a nearby attacker to intercept traffic. |
signatures. |
The attacker must have IPv6 connectivity to the same router as their target for |
<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0025">CVE-2009-0025</a>. |
this vulnerability to be exploited. |
|
<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2476">CVE-2008-2476</a>. |
<br> |
<br> |
<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/008_bind.patch"> |
<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/006_ndp.patch"> |
A source code patch exists which remedies this problem.</a> |
A source code patch exists which remedies this problem.</a> |
<p> |
<p> |
|
|
|
|
A source code patch exists which remedies this problem.</a> |
A source code patch exists which remedies this problem.</a> |
<p> |
<p> |
|
|
<li id="p006_ndp"> |
<li id="p008_bind"> |
<strong>006: SECURITY FIX: October 2, 2008</strong> |
<strong>008: SECURITY FIX: January 14, 2009</strong> |
<i>All architectures</i><br> |
<i>All architectures</i><br> |
The Neighbor Discovery Protocol (ndp) did not correctly verify neighbor |
named(8) did not correctly check the return value of a DSA verification |
solicitation requests maybe allowing a nearby attacker to intercept traffic. |
function, potentially allowing bypass of verification of DNSSEC DSA |
The attacker must have IPv6 connectivity to the same router as their target for |
signatures. |
this vulnerability to be exploited. |
<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0025">CVE-2009-0025</a>. |
<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2476">CVE-2008-2476</a>. |
|
<br> |
<br> |
<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/006_ndp.patch"> |
<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/008_bind.patch"> |
A source code patch exists which remedies this problem.</a> |
A source code patch exists which remedies this problem.</a> |
<p> |
<p> |
|
|
<li id="p005_pcb"> |
<li id="p009_bgpd"> |
<strong>005: RELIABILITY FIX: July 29, 2008</strong> |
<strong>009: RELIABILITY FIX: January 30, 2009</strong> |
<i>All architectures</i><br> |
<i>All architectures</i><br> |
Some kinds of IPv6 usage would leak kernel memory (in particular, this path |
Upon reception of an invalid update with 4-byte AS attributes, bgpd - |
was exercised by the named(8) patch for port randomization). Since INET6 is |
adhering to the RFCs - closed the session to the neighbor. |
enabled by default, this condition affects all systems. |
This error in the specification allowed 3rd parties to close remote BGP |
|
sessions. |
|
In the worst case Internet connectivity could be lost. |
<br> |
<br> |
<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/005_pcb.patch"> |
<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/009_bgpd.patch"> |
A source code patch exists which remedies this problem.</a> |
A source code patch exists which remedies this problem.</a> |
<p> |
<p> |
|
|
<li id="p004_bind"> |
<li id="p010_bgpd"> |
<strong>004: SECURITY FIX: July 23, 2008</strong> |
<strong>010: RELIABILITY FIX: February 18, 2009</strong> |
<i>All architectures</i><br> |
<i>All architectures</i><br> |
<b>2nd revision, July 23, 2008</b><br> |
bgpd(8) did not correctly prepend its own AS to very long AS paths, causing |
A vulnerability has been found with BIND. An attacker could use this vulnerability |
the process to terminate because of the resulting corrupt path. |
to poison the cache of a recursive resolving name server. |
|
<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-1447">CVE-2008-1447</a>. |
|
<br> |
<br> |
<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/004_bind.patch"> |
<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/010_bgpd.patch"> |
A source code patch exists which remedies this problem.</a> |
A source code patch exists which remedies this problem.</a> |
<p> |
<p> |
|
|
<li id="p003_xorg"> |
<li id="p011_sudo"> |
<strong>003: SECURITY FIX: July 15, 2008</strong> |
<strong>011: SECURITY FIX: February 22, 2009</strong> |
<i>All architectures</i><br> |
<i>All architectures</i><br> |
Multiple vulnerabilities have been discovered in X.Org.<br> |
sudo(8) may allow a user listed in the sudoers file to run a command |
RENDER Extension heap buffer overflow, |
as a different user than their access rule specifies when a Unix |
RENDER Extension crash, |
group is used in the RunAs portion of the rule. The bug only manifests |
RENDER Extension memory corruption, |
when the user being granted privileges is also a member of the group |
MIT-SHM arbitrary memory read, |
in the RunAs portion of the rule. |
RECORD and Security extensions memory corruption. |
|
<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2360">CVE-2008-2360</a>, |
|
<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2361">CVE-2008-2361</a>, |
|
<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2362">CVE-2008-2362</a>, |
|
<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-1379">CVE-2008-1379</a>, |
|
<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-1377">CVE-2008-1377</a>. |
|
<br> |
<br> |
<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/003_xorg.patch"> |
<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/011_sudo.patch"> |
A source code patch exists which remedies this problem.</a> |
A source code patch exists which remedies this problem.</a> |
<p> |
<p> |
|
|
<li id="p002_openssh2"> |
<li id="p012_openssl"> |
<strong>002: SECURITY FIX: April 3, 2008</strong> |
<strong>012: RELIABILITY FIX: April 8, 2009</strong> |
<i>All architectures</i><br> |
<i>All architectures</i><br> |
Avoid possible hijacking of X11-forwarded connections with sshd(8) |
The OpenSSL ASN.1 handling code could be forced to perform invalid memory |
by refusing to listen on a port unless all address families bind |
accesses through the use of certain invalid strings |
successfully.<br> |
(<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0590">CVE-2009-0590</a>) |
<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/002_openssh2.patch"> |
or under certain error conditions triggerable by invalid ASN.1 structures |
|
(<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0789">CVE-2009-0789</a>). |
|
These vulnerabilities could be exploited to achieve a |
|
denial-of-service. A more detailed description of these problems is available |
|
in the |
|
<a href="http://www.openssl.org/news/secadv_20090325.txt">OpenSSL security advisory</a>, but note that the other issue described there "Incorrect Error |
|
Checking During CMS verification" relates to code not enabled in OpenBSD. |
|
<br> |
|
<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/012_openssl.patch"> |
A source code patch exists which remedies this problem.</a> |
A source code patch exists which remedies this problem.</a> |
<p> |
<p> |
|
|
<li id="p001_openssh"> |
<li id="p013_pf"> |
<strong>001: SECURITY FIX: March 30, 2008</strong> |
<strong>013: RELIABILITY FIX: April 11, 2009</strong> |
<i>All architectures</i><br> |
<i>All architectures</i><br> |
sshd(8) would execute ~/.ssh/rc even when a sshd_config(5) <em>ForceCommand</em> |
When pf attempts to perform translation on a specially crafted IP datagram, |
directive was in effect, allowing users with write access to this file to |
a null pointer dereference will occur, resulting in a kernel panic. |
execute arbitrary commands. This behaviour was documented, but was an unsafe |
In certain configurations this may be triggered by a remote attacker. |
default and an extra hassle for administrators.<br> |
<br> |
<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/001_openssh.patch"> |
Restricting translation rules to protocols that are specific to the IP version |
|
in use, is an effective workaround until the patch can be installed. As an |
|
example, for IPv4 nat/binat/rdr rules you can use: |
|
<pre> |
|
nat/rdr ... inet proto { tcp udp icmp } ... |
|
</pre> |
|
Or for IPv6 nat/binat/rdr rules you can use: |
|
<pre> |
|
nat/rdr ... inet6 proto { tcp udp icmp6 } ... |
|
</pre> |
|
<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/013_pf.patch"> |
A source code patch exists which remedies this problem.</a> |
A source code patch exists which remedies this problem.</a> |
<p> |
<p> |
|
|
</ul> |
</ul> |
|
|
<hr> |
<hr> |
|
1 |