CVEvulnerability
CVE-2012-0056
6.9 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2012-01-27
- Last modified
- 2026-06-16
- Assigner
- [email protected]
- CVSS 2.0 ([email protected])
- 6.9 MEDIUM — AV:L/AC:M/Au:N/C:C/I:C/A:C
- Weaknesses
- CWE-264
Description
The mem_write function in the Linux kernel before 3.2.2, when ASLR is disabled, does not properly check permissions when writing to /proc/<pid>/mem, which allows local users to gain privileges by modifying process memory, as demonstrated by Mempodipper.
Affected configurations
• linux linux kernel (>= 2.6.39 < 3.0.18)
• linux linux kernel (>= 3.1 < 3.2.2)
Related
Weakness · not in database (1)
References
- http://blog.zx2c4.com/749 Third Party Advisory
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=e268337dfe26dfc7efd422a804dbb27977a3cccc Vendor Advisory
- http://secunia.com/advisories/47708 Broken Link
- http://ubuntu.com/usn/usn-1336-1 Third Party Advisory
- http://www.kb.cert.org/vuls/id/470151 Third Party Advisory, US Government Resource
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.2 Vendor Advisory
- http://www.openwall.com/lists/oss-security/2012/01/18/1 Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2012/01/18/2 Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2012/01/19/4 Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2012/01/22/4 Mailing List, Third Party Advisory
- http://www.redhat.com/support/errata/RHSA-2012-0052.html Third Party Advisory
- http://www.redhat.com/support/errata/RHSA-2012-0061.html Third Party Advisory
- http://www.securityfocus.com/bid/51625 Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=782642 Issue Tracking, Third Party Advisory
- http://blog.zx2c4.com/749 Third Party Advisory
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=e268337dfe26dfc7efd422a804dbb27977a3cccc Vendor Advisory
- http://secunia.com/advisories/47708 Broken Link
- http://ubuntu.com/usn/usn-1336-1 Third Party Advisory
- http://www.kb.cert.org/vuls/id/470151 Third Party Advisory, US Government Resource
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.2 Vendor Advisory
- http://www.openwall.com/lists/oss-security/2012/01/18/1 Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2012/01/18/2 Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2012/01/19/4 Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2012/01/22/4 Mailing List, Third Party Advisory
- http://www.redhat.com/support/errata/RHSA-2012-0052.html Third Party Advisory
- http://www.redhat.com/support/errata/RHSA-2012-0061.html Third Party Advisory
- http://www.securityfocus.com/bid/51625 Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=782642 Issue Tracking, Third Party Advisory