Vulnerabilities
Misconfiguration
Compliance
CVE Vulnerabilities

CVE-2011-1927

Published: Jun 13, 2012 | Modified: Apr 11, 2025
CVSS 3.x
N/A
Source:
NVD
CVSS 2.x
5 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P
RedHat/V2
RedHat/V3
Ubuntu
HIGH
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Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2011-1927
CWEhttps://cwe.mitre.org/data/definitions/NVD-Other.html

The ip_expire function in net/ipv4/ip_fragment.c in the Linux kernel before 2.6.39 does not properly construct ICMP_TIME_EXCEEDED packets after a timeout, which allows remote attackers to cause a denial of service (invalid pointer dereference) via crafted fragmented packets.

Affected Software

NameVendorStart VersionEnd Version
Linux_kernelLinux*2.6.38.8 (including)
Linux_kernelLinux2.6.38 (including)2.6.38 (including)
Linux_kernelLinux2.6.38-rc1 (including)2.6.38-rc1 (including)
Linux_kernelLinux2.6.38-rc2 (including)2.6.38-rc2 (including)
Linux_kernelLinux2.6.38-rc3 (including)2.6.38-rc3 (including)
Linux_kernelLinux2.6.38-rc4 (including)2.6.38-rc4 (including)
Linux_kernelLinux2.6.38-rc5 (including)2.6.38-rc5 (including)
Linux_kernelLinux2.6.38-rc6 (including)2.6.38-rc6 (including)
Linux_kernelLinux2.6.38-rc7 (including)2.6.38-rc7 (including)
Linux_kernelLinux2.6.38-rc8 (including)2.6.38-rc8 (including)
Linux_kernelLinux2.6.38.1 (including)2.6.38.1 (including)
Linux_kernelLinux2.6.38.2 (including)2.6.38.2 (including)
Linux_kernelLinux2.6.38.3 (including)2.6.38.3 (including)
Linux_kernelLinux2.6.38.4 (including)2.6.38.4 (including)
Linux_kernelLinux2.6.38.5 (including)2.6.38.5 (including)
Linux_kernelLinux2.6.38.6 (including)2.6.38.6 (including)
Linux_kernelLinux2.6.38.7 (including)2.6.38.7 (including)
LinuxUbuntumaverick*
LinuxUbuntunatty*
LinuxUbuntuoneiric*
LinuxUbuntuupstream*
Linux-ec2Ubuntumaverick*
Linux-ec2Ubuntuupstream*
Linux-fsl-imx51Ubuntuupstream*
Linux-lts-backport-maverickUbuntulucid*
Linux-lts-backport-maverickUbuntuupstream*
Linux-lts-backport-nattyUbuntulucid*
Linux-lts-backport-nattyUbuntuupstream*
Linux-lts-backport-oneiricUbuntulucid*
Linux-lts-backport-oneiricUbuntuupstream*
Linux-mvl-doveUbuntuupstream*
Linux-ti-omap4Ubuntumaverick*
Linux-ti-omap4Ubuntunatty*
Linux-ti-omap4Ubuntuoneiric*
Linux-ti-omap4Ubuntuupstream*

References

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