First published: Thu Feb 11 2010(Updated: )
Description of problem: ipv6: Fix OOPS in ip6_dst_lookup_tail(). This fixes kernel bugzilla 11469: "TUN with 1024 neighbours: ip6_dst_lookup_tail NULL crash" dst->neighbour is not necessarily hooked up at this point in the processing path, so blindly dereferencing it is the wrong thing to do. This NULL check exists in other similar paths and this case was just an oversight. Also fix the completely wrong and confusing indentation here while we're at it. Based upon a patch by Evgeniy Polyakov. References: <a href="http://bugzilla.kernel.org/show_bug.cgi?id=11469">http://bugzilla.kernel.org/show_bug.cgi?id=11469</a> Upstream patch: <a href="http://git.kernel.org/linus/e550dfb0c2c31b6363aa463a035fc9f8dcaa3c9b">http://git.kernel.org/linus/e550dfb0c2c31b6363aa463a035fc9f8dcaa3c9b</a>
Credit: secalert@redhat.com
Affected Software | Affected Version | How to fix |
---|---|---|
Linux Kernel | =2.6.20.6 | |
Linux Kernel | =2.6.17-rc6 | |
Linux Kernel | =2.6.20.9 | |
Linux Kernel | =2.6.18-rc3 | |
Linux Kernel | =2.6.11 | |
Linux Kernel | =2.6.23.4 | |
Linux Kernel | =2.6.22.15 | |
Linux Kernel | =2.6.16.16 | |
Linux Kernel | =2.6.18.7 | |
Linux Kernel | =2.6.17.12 | |
Linux Kernel | =2.6.16.39 | |
Linux Kernel | =2.6.21 | |
Linux Kernel | =2.6.16.9 | |
Linux Kernel | =2.6.17.9 | |
Linux Kernel | =2.6.11.2 | |
Linux Kernel | =2.6.5 | |
Linux Kernel | =2.6.15.3 | |
Linux Kernel | =2.6.11.10 | |
Linux Kernel | =2.6.24.7 | |
Linux Kernel | =2.6.1 | |
Linux Kernel | =2.6.16.43 | |
Linux Kernel | =2.6.16.6 | |
Linux Kernel | =2.6.16.8 | |
Linux Kernel | =2.6.20.13 | |
Linux Kernel | =2.6.22.4 | |
Linux Kernel | =2.6.14.7 | |
Linux Kernel | =2.6.18-rc2 | |
Linux Kernel | =2.6.13 | |
Linux Kernel | =2.6.17.2 | |
Linux Kernel | =2.6.13.3 | |
Linux Kernel | =2.6.23.13 | |
Linux Kernel | =2.6.11.8 | |
Linux Kernel | =2.6.24.2 | |
Linux Kernel | =2.6.18-rc5 | |
Linux Kernel | =2.6.26.5 | |
Linux Kernel | =2.6.16.34 | |
Linux Kernel | =2.6.25.20 | |
Linux Kernel | =2.6.18-rc4 | |
Linux Kernel | =2.6.22.21 | |
Linux Kernel | =2.6.23.7 | |
Linux Kernel | =2.6.17.8 | |
Linux Kernel | =2.6.14.4 | |
Linux Kernel | =2.6.14 | |
Linux Kernel | =2.6.16.31--rc3 | |
Linux Kernel | =2.6.25.5 | |
Linux Kernel | =2.6.17.4 | |
Linux Kernel | =2.6.16.18 | |
Linux Kernel | =2.6.17.14 | |
Linux Kernel | =2.6.10 | |
Linux Kernel | =2.6.23.8 | |
Linux Kernel | =2.6.16.45 | |
Linux Kernel | =2.6.22.12 | |
Linux Kernel | =2.6.25.18 | |
Linux Kernel | =2.6.14.3 | |
Linux Kernel | =2.6.24-rc3 | |
Linux Kernel | =2.6.18.3 | |
Linux Kernel | =2.6.16.37 | |
Linux Kernel | =2.6.11.6 | |
Linux Kernel | =2.6.16.48 | |
Linux Kernel | =2.6.11.11 | |
Linux Kernel | =2.6.16.13 | |
Linux Kernel | =2.6.3 | |
Linux Kernel | =2.6.21.6 | |
Linux Kernel | =2.6.26.6 | |
Linux Kernel | =2.6.22.1 | |
Linux Kernel | =2.6.9-rc1 | |
Linux Kernel | =2.6.16.4 | |
Linux Kernel | =2.6.23.16 | |
Linux Kernel | =2.6.17.3 | |
Linux Kernel | =2.6.24.1 | |
Linux Kernel | =2.6.20.5 | |
Linux Kernel | =2.6.22 | |
Linux Kernel | =2.6.4 | |
Linux Kernel | =2.6.26 | |
Linux Kernel | =2.6.16.15 | |
Linux Kernel | =2.6.15.6 | |
Linux Kernel | =2.6.24-rc5 | |
Linux Kernel | =2.6.26.3 | |
Linux Kernel | =2.6.20.16 | |
Linux Kernel | =2.6.15.1 | |
Linux Kernel | =2.6.11.5 | |
Linux Kernel | =2.6.25.9 | |
Linux Kernel | =2.6.9-rc3 | |
Linux Kernel | =2.6.19.3 | |
Linux Kernel | =2.6.19.4 | |
Linux Kernel | =2.6.25.13 | |
Linux Kernel | =2.6.19.1 | |
Linux Kernel | =2.6.18.4 | |
Linux Kernel | =2.6.16.1 | |
Linux Kernel | =2.6.18.1 | |
Linux Kernel | =2.6.20.21 | |
Linux Kernel | =2.6.23.1 | |
Linux Kernel | =2.6.2 | |
Linux Kernel | =2.6.14.5 | |
Linux Kernel | =2.6.13.2 | |
Linux Kernel | =2.6.17.5 | |
Linux Kernel | =2.6.24-rc4 | |
Linux Kernel | =2.6.18.5 | |
Linux Kernel | =2.6.21.1 | |
Linux Kernel | =2.6.16.32 | |
Linux Kernel | =2.6.13.5 | |
Linux Kernel | =2.6.16.57 | |
Linux Kernel | =2.6.16.49 | |
Linux Kernel | =2.6.25.3 | |
Linux Kernel | =2.6.17 | |
Linux Kernel | =2.6.24 | |
Linux Kernel | =2.6.19.2 | |
Linux Kernel | =2.6.26.2 | |
Linux Kernel | =2.6.21.4 | |
Linux Kernel | =2.6.16.11 | |
Linux Kernel | =2.6.20.17 | |
Linux Kernel | =2.6.16.14 | |
Linux Kernel | =2.6.20.12 | |
Linux Kernel | =2.6.16.25 | |
Linux Kernel | =2.6.16.21 | |
Linux Kernel | =2.6.16.33 | |
Linux Kernel | =2.6.8 | |
Linux Kernel | =2.6.16.28 | |
Linux Kernel | =2.6.17.10 | |
Linux Kernel | =2.6.21.5 | |
Linux Kernel | =2.6.25.15 | |
Linux Kernel | =2.6.14.1 | |
Linux Kernel | =2.6.23.15 | |
Linux Kernel | =2.6.16.23 | |
Linux Kernel | =2.6.12.5 | |
Linux Kernel | =2.6.15.7 | |
Linux Kernel | =2.6.20 | |
Linux Kernel | =2.6.23.10 | |
Linux Kernel | =2.6.22.7 | |
Linux Kernel | =2.6.16.3 | |
Linux Kernel | =2.6.17-rc3 | |
Linux Kernel | =2.6.24-rc1 | |
Linux Kernel | =2.6.26.1 | |
Linux Kernel | =2.6.25.19 | |
Linux Kernel | =2.6.20.20 | |
Linux Kernel | =2.6.16.36 | |
Linux Kernel | =2.6.14.6 | |
Linux Kernel | =2.6.12.1 | |
Linux Kernel | =2.6.11.9 | |
Linux Kernel | =2.6.16.46 | |
Linux Kernel | =2.6.17.1 | |
Linux Kernel | =2.6.20.8 | |
Linux Kernel | =2.6.20.15 | |
Linux Kernel | =2.6.22.18 | |
Linux Kernel | =2.6.0 | |
Linux Kernel | =2.6.25.8 | |
Linux Kernel | =2.6.16.54 | |
Linux Kernel | =2.6.13.4 | |
Linux Kernel | =2.6.22.20 | |
Linux Kernel | =2.6.23-rc2 | |
Linux Kernel | =2.6.17-rc1 | |
Linux Kernel | =2.6.20.18 | |
Linux Kernel | =2.6.23.9 | |
Linux Kernel | =2.6.17-rc2 | |
Linux Kernel | =2.6.22.6 | |
Linux Kernel | =2.6.23.3 | |
Linux Kernel | =2.6.18.8 | |
Linux Kernel | =2.6.22.3 | |
Linux Kernel | =2.6.12.2 | |
Linux Kernel | =2.6.16.31 | |
Linux Kernel | =2.6.16.26 | |
Linux Kernel | =2.6.16.62 | |
Linux Kernel | =2.6.18.2 | |
Linux Kernel | =2.6.16.29 | |
Linux Kernel | =2.6.23-rc1 | |
Linux Kernel | =2.6.24.4 | |
Linux Kernel | =2.6.25.16 | |
Linux Kernel | =2.6.16.31--rc5 | |
Linux Kernel | =2.6.22.9 | |
Linux Kernel | =2.6.25.17 | |
Linux Kernel | =2.6.20.11 | |
Linux Kernel | =2.6.9-rc2 | |
Linux Kernel | =2.6.19 | |
Linux Kernel | =2.6.20.3 | |
Linux Kernel | =2.6.16 | |
Linux Kernel | =2.6.22.13 | |
Linux Kernel | =2.6.19.7 | |
Linux Kernel | =2.6.21.3 | |
Linux Kernel | =2.6.24.5 | |
Linux Kernel | =2.6.16.51 | |
Linux Kernel | =2.6.15.2 | |
Linux Kernel | =2.6.20.19 | |
Linux Kernel | =2.6.16.22 | |
Linux Kernel | =2.6.22.17 | |
Linux Kernel | =2.6.16.58 | |
Linux Kernel | =2.6.16.40 | |
Linux Kernel | =2.6.16.47 | |
Linux Kernel | =2.6.16.42 | |
Linux Kernel | =2.6.23.14 | |
Linux Kernel | =2.6.17.11 | |
Linux Kernel | =2.6.16.10 | |
Linux Kernel | =2.6.12.4 | |
Linux Kernel | =2.6.16.41 | |
Linux Kernel | =2.6.16.52 | |
Linux Kernel | =2.6.11.3 | |
Linux Kernel | =2.6.20.10 | |
Linux Kernel | =2.6.16.24 | |
Linux Kernel | =2.6.25.10 | |
Linux Kernel | =2.6.22.11 | |
Linux Kernel | =2.6.16.55 | |
Linux Kernel | =2.6.16.31--rc2 | |
Linux Kernel | =2.6.23 | |
Linux Kernel | =2.6.9-rc4 | |
Linux Kernel | =2.6.12.3 | |
Linux Kernel | =2.6.22.10 | |
Linux Kernel | =2.6.23.17 | |
Linux Kernel | =2.6.23.2 | |
Linux Kernel | =2.6.25.1 | |
Linux Kernel | =2.6.25.4 | |
Linux Kernel | =2.6.7 | |
Linux Kernel | <=2.6.26.8 | |
Linux Kernel | =2.6.21.7 | |
Linux Kernel | =2.6.16.30 | |
Linux Kernel | =2.6.21.2 | |
Linux Kernel | =2.6.15.4 | |
Linux Kernel | =2.6.16.59 | |
Linux Kernel | =2.6.16.38 | |
Linux Kernel | =2.6.24-rc2 | |
Linux Kernel | =2.6.16.17 | |
Linux Kernel | =2.6.20.2 | |
Linux Kernel | =2.6.22.22 | |
Linux Kernel | =2.6.16.12 | |
Linux Kernel | =2.6.16.31--rc1 | |
Linux Kernel | =2.6.16.27 | |
Linux Kernel | =2.6.16.53 | |
Linux Kernel | =2.6.18-rc7 | |
Linux Kernel | =2.6.12.6 | |
Linux Kernel | =2.6.17.7 | |
Linux Kernel | =2.6.20.1 | |
Linux Kernel | =2.6.11.7 | |
Linux Kernel | =2.6.16.2 | |
Linux Kernel | =2.6.24.6 | |
Linux Kernel | =2.6.18.6 | |
Linux Kernel | =2.6.15 | |
Linux Kernel | =2.6.16.44 | |
Linux Kernel | =2.6.23.12 | |
Linux Kernel | =2.6.16.35 | |
Linux Kernel | =2.6.19.6 | |
Linux Kernel | =2.6.16.50 | |
Linux Kernel | =2.6.25.11 | |
Linux Kernel | =2.6.18-rc6 | |
Linux Kernel | =2.6.23.5 | |
Linux Kernel | =2.6.22.8 | |
Linux Kernel | =2.6.14.2 | |
Linux Kernel | =2.6.16.61 | |
Linux Kernel | =2.6.19.5 | |
Linux Kernel | =2.6.18 | |
Linux Kernel | =2.6.20.4 | |
Linux Kernel | =2.6.17.6 | |
Linux Kernel | =2.6.23.6 | |
Linux Kernel | =2.6.16.7 | |
Linux Kernel | =2.6.17.13 | |
Linux Kernel | =2.6.16.60 | |
Linux Kernel | =2.6.22.2 | |
Linux Kernel | =2.6.8.1 | |
Linux Kernel | =2.6.16.56 | |
Linux Kernel | =2.6.22.19 | |
Linux Kernel | =2.6.24.3 | |
Linux Kernel | =2.6.25 | |
Linux Kernel | =2.6.20.14 | |
Linux Kernel | =2.6.17-rc4 | |
Linux Kernel | =2.6.25.2 | |
Linux Kernel | =2.6.22.5 | |
Linux Kernel | =2.6.25.7 | |
Linux Kernel | =2.6.25.14 | |
Linux Kernel | =2.6.20.7 | |
Linux Kernel | =2.6.16.5 | |
Linux Kernel | =2.6.11.4 | |
Linux Kernel | =2.6.26.4 | |
Linux Kernel | =2.6.25.12 | |
Linux Kernel | =2.6.16.19 | |
Linux Kernel | =2.6.26.7 | |
Linux Kernel | =2.6.25.6 | |
Linux Kernel | =2.6.11.12 | |
Linux Kernel | =2.6.16.20 | |
Linux Kernel | =2.6.15.5 | |
Linux Kernel | =2.6.22.16 | |
Linux Kernel | =2.6.11.1 | |
Linux Kernel | =2.6.16.31--rc4 | |
Linux Kernel | =2.6.18-rc1 | |
Linux Kernel | =2.6.9 | |
Linux Kernel | =2.6.13.1 | |
Linux Kernel | =2.6.23.11 | |
Linux Kernel | =2.6.17-rc5 | |
Linux Kernel | =2.6.22.14 | |
Linux Kernel | =2.6.6 | |
Linux Kernel | =2.6.12 |
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CVE-2010-0437 is considered to have moderate severity as it can cause a kernel crash.
To fix CVE-2010-0437, update your Linux Kernel to a version that includes the relevant patch addressing this vulnerability.
CVE-2010-0437 affects several Linux Kernel versions including 2.6.11, 2.6.17, 2.6.18, 2.6.20, and others.
Exploitation of CVE-2010-0437 can lead to system instability, potentially causing a denial of service through kernel crashes.
No formal workaround exists for CVE-2010-0437; the best course of action is to apply the patch or upgrade to a secure kernel version.