CVE-2013-7281

Severity: medium (CVSS 4.9 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2014-01-08 · updated 2026-06-17
Weakness: CWE-200

Description

The dgram_recvmsg function in net/ieee802154/dgram.c in the Linux kernel before 3.12.4 updates a certain length value without ensuring that an associated data structure has been initialized, which allows local users to obtain sensitive information from kernel stack memory via a (1) recvfrom, (2) recvmmsg, or (3) recvmsg system call.

Affected products

Linux kernel: through 3.12.3; 3.0-rc1, 3.0-rc2, 3.0-rc3, 3.0-rc4, 3.0-rc5, 3.0-rc6 (+277)

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=bceaa90240b6019ed73b49965eac7d167610be69
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.12.4
http://www.openwall.com/lists/oss-security/2013/11/28/13
http://www.securityfocus.com/bid/64747
http://www.securitytracker.com/id/1029566
http://www.ubuntu.com/usn/USN-2107-1
http://www.ubuntu.com/usn/USN-2108-1
http://www.ubuntu.com/usn/USN-2109-1
http://www.ubuntu.com/usn/USN-2110-1
http://www.ubuntu.com/usn/USN-2113-1
http://www.ubuntu.com/usn/USN-2117-1
http://www.ubuntu.com/usn/USN-2135-1

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