CVE-2010-1437

moderate-risk
Published 2010-05-07

Race condition in the find_keyring_by_name function in security/keys/keyring.c in the Linux kernel 2.6.34-rc5 and earlier allows local users to cause a denial of service (memory corruption and system crash) or possibly have unspecified other impact via keyctl session commands that trigger access to a dead keyring that is undergoing deletion by the key_cleanup function.

Do I need to act?

-
0.24% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
!
1 public exploit available
33886
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.0/10 High
LOCAL / HIGH complexity

Affected Products (11)

Affected Vendors

Suse Linux Opensuse Debian

References (42)

Mailing List http://lists.opensuse.org/opensuse-security-announce/2010-07/msg00006.html
Exploit http://marc.info/?l=linux-kernel&m=127192182917857&w=2
Exploit http://marc.info/?l=linux-kernel&m=127274294622730&w=2
Mailing List http://marc.info/?l=linux-kernel&m=127292492727029&w=2
Broken Link http://secunia.com/advisories/39830
Broken Link http://secunia.com/advisories/40218
Broken Link http://secunia.com/advisories/40645
Broken Link http://secunia.com/advisories/43315
Mailing List http://www.debian.org/security/2010/dsa-2053
Mailing List http://www.openwall.com/lists/oss-security/2010/04/27/2
Mailing List http://www.openwall.com/lists/oss-security/2010/04/28/2
Broken Link http://www.redhat.com/support/errata/RHSA-2010-0474.html
Broken Link http://www.securityfocus.com/archive/1/516397/100/0/threaded
Broken Link http://www.securityfocus.com/bid/39719
Third Party Advisory http://www.vmware.com/security/advisories/VMSA-2011-0003.html
Broken Link http://www.vupen.com/english/advisories/2010/1857
Exploit https://bugzilla.redhat.com/show_bug.cgi?id=585094
Third Party Advisory https://exchange.xforce.ibmcloud.com/vulnerabilities/58254
Broken Link https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3...
Broken Link https://patchwork.kernel.org/patch/94038/
and 22 more references
42
/ 100
moderate-risk
Severity 18/34 · Moderate
Exploitability 8/34 · Low
Exposure 16/34 · Moderate