CVE - CVE-2009-4141

CVE-ID
CVE-2009-4141	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
Use-after-free vulnerability in the fasync_helper function in fs/fcntl.c in the Linux kernel before 2.6.33-rc4-git1 allows local users to gain privileges via vectors that include enabling O_ASYNC (aka FASYNC or FIOASYNC) on a locked file, and then closing this file.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
FULLDISC:20100114 Locked fasync file descriptors can be referenced after free in >= 2.6.28 URL:http://archives.neohapsis.com/archives/fulldisclosure/2010-01/0252.html MISC:http://lock.cmpxchg8b.com/5ebe2294ecd0e0f08eab7690d2a6ee69/create_elf_tables.c MISC:http://twitter.com/taviso/statuses/7744108017 CONFIRM:http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=53281b6d34d44308372d16acb7fb5327609f68b6 CONFIRM:http://www.kernel.org/pub/linux/kernel/v2.6/snapshots/patch-2.6.33-rc4-git1.bz2 CONFIRM:https://bugzilla.redhat.com/show_bug.cgi?id=547906 CONFIRM:http://support.avaya.com/css/P8/documents/100073666 REDHAT:RHSA-2010:0046 URL:https://rhn.redhat.com/errata/RHSA-2010-0046.html REDHAT:RHSA-2010:0095 URL:https://rhn.redhat.com/errata/RHSA-2010-0095.html REDHAT:RHSA-2010:0161 URL:http://www.redhat.com/support/errata/RHSA-2010-0161.html SUSE:SUSE-SA:2010:010 URL:http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00002.html BID:37806 URL:http://www.securityfocus.com/bid/37806 OVAL:oval:org.mitre.oval:def:7054 URL:https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7054 OVAL:oval:org.mitre.oval:def:9201 URL:https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9201 SECUNIA:38199 URL:http://secunia.com/advisories/38199 SECUNIA:39033 URL:http://secunia.com/advisories/39033
Assigning CNA
N/A
Date Entry Created
20091201	Disclaimer: The entry creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20091201)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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