CVE-2012-3430

Severity: low (CVSS 2.1 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.0% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2012-10-03 · updated 2026-06-16
Weakness: CWE-200

Description

The rds_recvmsg function in net/rds/recv.c in the Linux kernel before 3.0.44 does not initialize a certain structure member, which allows local users to obtain potentially sensitive information from kernel stack memory via a (1) recvfrom or (2) recvmsg system call on an RDS socket.

Affected products

Linux kernel: through 3.0.43; 3.0.1, 3.0.2, 3.0.3, 3.0.4, 3.0.5, 3.0.6 (+36)

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=06b6a1cf6e776426766298d055bb3991957d90a7
http://rhn.redhat.com/errata/RHSA-2012-1323.html
http://secunia.com/advisories/50633
http://secunia.com/advisories/50732
http://secunia.com/advisories/50811
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.0.44
http://www.openwall.com/lists/oss-security/2012/07/26/5
http://www.ubuntu.com/usn/USN-1567-1
http://www.ubuntu.com/usn/USN-1568-1
http://www.ubuntu.com/usn/USN-1572-1
http://www.ubuntu.com/usn/USN-1575-1
http://www.ubuntu.com/usn/USN-1577-1

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