CVEvulnerability
CVE-2011-2928
4.9 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2011-08-29
- Last modified
- 2026-06-16
- Assigner
- [email protected]
- CVSS 2.0 ([email protected])
- 4.9 MEDIUM — AV:L/AC:L/Au:N/C:N/I:N/A:C
- Weaknesses
- CWE-476
Description
The befs_follow_link function in fs/befs/linuxvfs.c in the Linux kernel before 3.1-rc3 does not validate the length attribute of long symlinks, which allows local users to cause a denial of service (incorrect pointer dereference and OOPS) by accessing a long symlink on a malformed Be filesystem.
Affected configurations
• linux linux kernel (< 3.1)
• linux linux kernel 3.1
Related
Weakness · CWE (1)
- CWE-476 NULL Pointer Dereference weakness
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=338d0f0a6fbc82407864606f5b64b75aeb3c70f2 git.kernel.org
- http://securityreason.com/securityalert/8360 Exploit, Third Party Advisory
- http://www.kernel.org/pub/linux/kernel/v3.0/testing/ChangeLog-3.1-rc3 Broken Link
- http://www.openwall.com/lists/oss-security/2011/08/19/1 Exploit, Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2011/08/19/5 Exploit, Mailing List, Patch, Third Party Advisory
- http://www.pre-cert.de/advisories/PRE-SA-2011-06.txt Exploit, Third Party Advisory
- http://www.securityfocus.com/archive/1/519387/100/0/threaded Exploit, Third Party Advisory, VDB Entry
- http://www.securityfocus.com/bid/49256 Third Party Advisory, VDB Entry
- https://exchange.xforce.ibmcloud.com/vulnerabilities/69343 Third Party Advisory, VDB Entry
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=338d0f0a6fbc82407864606f5b64b75aeb3c70f2 git.kernel.org
- http://securityreason.com/securityalert/8360 Exploit, Third Party Advisory
- http://www.kernel.org/pub/linux/kernel/v3.0/testing/ChangeLog-3.1-rc3 Broken Link
- http://www.openwall.com/lists/oss-security/2011/08/19/1 Exploit, Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2011/08/19/5 Exploit, Mailing List, Patch, Third Party Advisory
- http://www.pre-cert.de/advisories/PRE-SA-2011-06.txt Exploit, Third Party Advisory
- http://www.securityfocus.com/archive/1/519387/100/0/threaded Exploit, Third Party Advisory, VDB Entry
- http://www.securityfocus.com/bid/49256 Third Party Advisory, VDB Entry
- https://exchange.xforce.ibmcloud.com/vulnerabilities/69343 Third Party Advisory, VDB Entry