Veracode Vulnerability DatabaseVERACODE:24051Denial Of Service (DoS)
4.7 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:M/Au:N/C:N/I:N/A:C
The kernel-rt package is vulnerable to denial of service (DoS). A deficiency in the fasync_helper() implementation allows a local, unprivileged user to leverage a use-after-free of locked, asynchronous file descriptors to cause a denial of service or privilege escalation.
References
git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=703625118069f9f8960d356676662d3db5a9d116
www.debian.org/security/2010/dsa-2094
www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.32.6
www.openwall.com/lists/oss-security/2010/06/15/2
www.openwall.com/lists/oss-security/2010/06/15/3
www.openwall.com/lists/oss-security/2010/06/15/4
www.openwall.com/lists/oss-security/2010/06/15/5
www.redhat.com/security/updates/classification/#important
www.ubuntu.com/usn/USN-1000-1
access.redhat.com/errata/RHSA-2010:0161
bugzilla.kernel.org/show_bug.cgi?id=14605
bugzilla.redhat.com/show_bug.cgi?id=559100
Related
4.7 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:M/Au:N/C:N/I:N/A:C