Description
The __skb_recv_datagram function in net/core/datagram.c in the Linux kernel before 3.8 does not properly handle the MSG_PEEK flag with zero-length data, which allows local users to cause a denial of service (infinite loop and system hang) via a crafted application.
References (8)
Core 8
Core References
Vendor Advisory vendor-advisory
x_refsource_mandriva
http://www.mandriva.com/security/advisories?name=MDVSA-2013:176
Issue Tracking x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=911473
Patch x_refsource_confirm
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=77c1090f94d1b0b5186fb13a1b71b47b1343f87f
Patch x_refsource_confirm
https://github.com/torvalds/linux/commit/77c1090f94d1b0b5186fb13a1b71b47b1343f87f
Patch x_refsource_confirm
http://www.kernel.org/pub/linux/kernel/v3.x/patch-3.8.bz2
Mailing List mailing-list
x_refsource_mlist
http://www.openwall.com/lists/oss-security/2013/02/15/2
Mailing List vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00017.html
Mailing List vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00009.html
Scores
EPSS
0.0006
EPSS Percentile
18.2%
Details
CWE
CWE-20
Status
published
Products (44)
linux/linux_kernel
3.0 rc1 (7 CPE variants)
linux/linux_kernel
3.0.1
linux/linux_kernel
3.0.2
linux/linux_kernel
3.0.3
linux/linux_kernel
3.0.4
linux/linux_kernel
3.0.5
linux/linux_kernel
3.0.6
linux/linux_kernel
3.0.7
linux/linux_kernel
3.0.8
linux/linux_kernel
3.0.9
... and 34 more
Published
Feb 19, 2013
Tracked Since
Feb 18, 2026