Veracode Vulnerability DatabaseVERACODE:23902Use-after-Free
7.2 High
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
The kernel package is vulnerable to Use-after-Free. 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
archives.neohapsis.com/archives/fulldisclosure/2010-01/0252.html
git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=53281b6d34d44308372d16acb7fb5327609f68b6
git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=53281b6d34d44308372d16acb7fb5327609f68b6
kbase.redhat.com/faq/docs/DOC-20536
lists.opensuse.org/opensuse-security-announce/2010-02/msg00002.html
lock.cmpxchg8b.com/5ebe2294ecd0e0f08eab7690d2a6ee69/create_elf_tables.c
secunia.com/advisories/38199
secunia.com/advisories/39033
support.avaya.com/css/P8/documents/100073666
twitter.com/taviso/statuses/7744108017
www.kernel.org/pub/linux/kernel/v2.6/snapshots/patch-2.6.33-rc4-git1.bz2
www.redhat.com/security/updates/classification/#important
www.redhat.com/support/errata/RHSA-2010-0161.html
www.securityfocus.com/bid/37806
access.redhat.com/errata/RHSA-2010:0046
access.redhat.com/errata/RHSA-2010:0149
access.redhat.com/errata/RHSA-2010:0161
access.redhat.com/security/cve/CVE-2009-4141
bugzilla.redhat.com/show_bug.cgi?id=547906
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7054
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9201
rhn.redhat.com/errata/RHSA-2010-0046.html
rhn.redhat.com/errata/RHSA-2010-0095.html
Related
7.2 High
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C