CVE-2011-1163
What it is
The osf_partition function in fs/partitions/osf.c in the Linux kernel before 2.6.38 does not properly handle an invalid number of partitions, which might allow local users to obtain potentially sensitive information from kernel heap memory via vectors related to partition-table parsing.
At a glance
- Exploitability
- Can be exploited locally on the machine without logging in. Limited direct impact.
- Exploit odds
- 0.4% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.4% in the next 30 days (EPSS).
- Severity: 2.1 LOW (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.4% · EPSS, next 30 days
- Weakness
- CWE-20 · Improper input validation
- Record status
- Modified
Affected
- Linux Kernel < 2.6.38
- Suse Linux Enterprise Server 10
- Redhat Enterprise Linux Desktop 5.0
- Redhat Enterprise Linux Desktop 6.0
- Redhat Enterprise Linux Eus 5.6
- Redhat Enterprise Linux Server 5.0
- Redhat Enterprise Linux Server 6.0
- Redhat Enterprise Linux Server Aus 5.6
Attack profile CVSS 2.0 · 2.1
- Attack vector
- Local
- Complexity
- Low
- Authentication
- None
- Confidentiality
- Partial
- Integrity
- None
- Availability
- None
Raw vector
AV:L/AC:L/Au:N/C:P/I:N/A:N
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2011-1163.md and follow it. Check whether this project is affected by CVE-2011-1163. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- http://openwall.com/lists/oss-security/2011/03/15/14
- http://openwall.com/lists/oss-security/2011/03/15/9
- http://www.spinics.net/lists/mm-commits/msg82737.html
- https://bugzilla.redhat.com/show_bug.cgi?id=688021
- http://openwall.com/lists/oss-security/2011/03/15/14
- http://openwall.com/lists/oss-security/2011/03/15/9
- http://www.spinics.net/lists/mm-commits/msg82737.html
- https://bugzilla.redhat.com/show_bug.cgi?id=688021
References
- http://downloads.avaya.com/css/P8/documents/100145416
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=1eafbfeb7bdf59cfe173304c76188f3fd5f1fd05
- http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00020.html
- http://openwall.com/lists/oss-security/2011/03/15/14
- http://openwall.com/lists/oss-security/2011/03/15/9
- http://rhn.redhat.com/errata/RHSA-2011-0833.html
- http://securityreason.com/securityalert/8189
- http://securitytracker.com/id?1025225
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.38
- http://www.pre-cert.de/advisories/PRE-SA-2011-02.txt
- http://www.securityfocus.com/archive/1/517050
- http://www.securityfocus.com/bid/46878
- http://www.spinics.net/lists/mm-commits/msg82737.html
- https://bugzilla.redhat.com/show_bug.cgi?id=688021
- http://downloads.avaya.com/css/P8/documents/100145416
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=1eafbfeb7bdf59cfe173304c76188f3fd5f1fd05
- http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00020.html
- http://openwall.com/lists/oss-security/2011/03/15/14
- http://openwall.com/lists/oss-security/2011/03/15/9
- http://rhn.redhat.com/errata/RHSA-2011-0833.html
- http://securityreason.com/securityalert/8189
- http://securitytracker.com/id?1025225
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.38
- http://www.pre-cert.de/advisories/PRE-SA-2011-02.txt
- http://www.securityfocus.com/archive/1/517050