Description
The tcp_read_sock function in net/ipv4/tcp.c in the Linux kernel before 2.6.34 does not properly manage skb consumption, which allows local users to cause a denial of service (system crash) via a crafted splice system call for a TCP socket.
References (6)
Core 6
Core References
Patch, Third Party Advisory x_refsource_confirm
https://github.com/torvalds/linux/commit/baff42ab1494528907bf4d5870359e31711746ae
Mailing List, Patch, Third Party Advisory mailing-list
x_refsource_mlist
http://www.openwall.com/lists/oss-security/2013/05/29/11
Broken Link x_refsource_confirm
http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.34
Third Party Advisory vendor-advisory
x_refsource_redhat
http://rhn.redhat.com/errata/RHSA-2013-1051.html
Patch x_refsource_confirm
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=baff42ab1494528907bf4d5870359e31711746ae
Issue Tracking, Patch, Third Party Advisory x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=968484
Scores
CVSS v3
5.5
EPSS
0.0009
EPSS Percentile
26.1%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-400
Status
published
Products (1)
linux/linux_kernel
< 2.6.34
Published
Jun 07, 2013
Tracked Since
Feb 18, 2026