CVE-2013-2237
The key_notify_policy_flush function in net/key/af_key.c in the Linux kernel before 3.9 does not initialize a certain structure member, which allows local users to obtain sensitive information from kernel heap memory by reading a broadcast message from…
Does this matter?
Lower severity and a low EPSS score (0.54%). Track it; it rarely justifies an emergency change on its own.
Description
The key_notify_policy_flush function in net/key/af_key.c in the Linux kernel before 3.9 does not initialize a certain structure member, which allows local users to obtain sensitive information from kernel heap memory by reading a broadcast message from the notify_policy interface of an IPSec key_socket.
- CVSS 2.0
- 2.1 LOWAV:L/AC:L/Au:N/C:P/I:N/A:N
- EPSS
- 0.54% probability · 44th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-119
- Affected
- linux/linux kernel
- Source
- secalert@redhat.com
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=85dfb745ee40232876663ae206cba35f24ab2a40
- 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://rhn.redhat.com/errata/RHSA-2013-1166.html
- http://rhn.redhat.com/errata/RHSA-2013-1173.html
- http://www.debian.org/security/2013/dsa-2766
- http://www.openwall.com/lists/oss-security/2013/07/04/3
- http://www.ubuntu.com/usn/USN-1912-1
- http://www.ubuntu.com/usn/USN-1913-1
- http://www.ubuntu.com/usn/USN-1970-1
- http://www.ubuntu.com/usn/USN-1972-1
- http://www.ubuntu.com/usn/USN-1973-1
- http://www.ubuntu.com/usn/USN-1992-1
- http://www.ubuntu.com/usn/USN-1993-1
- http://www.ubuntu.com/usn/USN-1995-1
- http://www.ubuntu.com/usn/USN-1998-1
- https://bugzilla.redhat.com/show_bug.cgi?id=981220
- https://github.com/torvalds/linux/commit/85dfb745ee40232876663ae206cba35f24ab2a40Exploit, Patch
- https://www.kernel.org/pub/linux/kernel/v3.x/patch-3.9.bz2Patch
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=85dfb745ee40232876663ae206cba35f24ab2a40
- 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://rhn.redhat.com/errata/RHSA-2013-1166.html
- http://rhn.redhat.com/errata/RHSA-2013-1173.html
- http://www.debian.org/security/2013/dsa-2766
- http://www.openwall.com/lists/oss-security/2013/07/04/3
- http://www.ubuntu.com/usn/USN-1912-1
- http://www.ubuntu.com/usn/USN-1913-1
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.