CVE-2011-1927

MediumCVSS 5.0/10Last modified Jun 16, 2026

Description

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.

Metrics

CVSS 2.0 5.0/10AV:N/AC:L/Au:N/C:N/I:N/A:P

Affected software

No affected versions have been published.

Timeline

Published
Jun 13, 2012
Last modified
Jun 16, 2026
NVD status
Modified

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CVE-2011-1927: Medium severity, CVSS 5.0 | Vulnix