CVE-2013-2148

Severity: low (CVSS 2.1 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2013-06-07 · updated 2026-06-16
Weakness: CWE-399

Description

The fill_event_metadata function in fs/notify/fanotify/fanotify_user.c in the Linux kernel through 3.9.4 does not initialize a certain structure member, which allows local users to obtain sensitive information from kernel memory via a read operation on the fanotify descriptor.

Affected products

Linux kernel: through 3.9.4; 3.9-rc1, 3.9-rc2, 3.9-rc3, 3.9-rc4, 3.9-rc5, 3.9-rc6 (+5)

References

http://lists.opensuse.org/opensuse-security-announce/2013-09/msg00003.html
http://lists.opensuse.org/opensuse-security-announce/2013-09/msg00004.html
http://lists.opensuse.org/opensuse-updates/2013-12/msg00129.html
http://lkml.org/lkml/2013/6/3/128
http://www.openwall.com/lists/oss-security/2013/06/05/26
http://www.ubuntu.com/usn/USN-1929-1
http://www.ubuntu.com/usn/USN-1930-1
https://bugzilla.redhat.com/show_bug.cgi?id=971258
http://lists.opensuse.org/opensuse-security-announce/2013-09/msg00003.html
http://lists.opensuse.org/opensuse-security-announce/2013-09/msg00004.html
http://lists.opensuse.org/opensuse-updates/2013-12/msg00129.html
http://lkml.org/lkml/2013/6/3/128

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