CVE-2011-2928: Null Pointer Dereference
First published: Mon Aug 29 2011(Updated: )
Last updated 24 July 2024
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/linux-2.6 | ||
| Linux kernel | =3.1-rc1 | |
| Linux kernel | =3.1-rc2 | |
| Linux kernel | <3.1 | |
| Linux kernel | =3.1 | |
| Linux Kernel | <3.1 | |
| Linux Kernel | =3.1 | |
| Linux Kernel | =3.1-rc1 | |
| Linux Kernel | =3.1-rc2 |
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Reference Links
- http://www.openwall.com/lists/oss-security/2011/08/19/5
- http://www.kernel.org/pub/linux/kernel/v3.0/testing/ChangeLog-3.1-rc3
- http://www.securityfocus.com/bid/49256
- http://www.pre-cert.de/advisories/PRE-SA-2011-06.txt
- http://www.openwall.com/lists/oss-security/2011/08/19/1
- http://securityreason.com/securityalert/8360
- https://exchange.xforce.ibmcloud.com/vulnerabilities/69343
- http://www.securityfocus.com/archive/1/519387/100/0/threaded
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=338d0f0a6fbc82407864606f5b64b75aeb3c70f2
- https://launchpad.net/bugs/cve/CVE-2011-2928
- https://security-tracker.debian.org/tracker/CVE-2011-2928
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-2928
- https://nvd.nist.gov/vuln/detail/CVE-2011-2928
- https://ubuntu.com/security/CVE-2011-2928
Frequently Asked Questions
What is the severity of CVE-2011-2928?
CVE-2011-2928 has a severity rating that may lead to denial of service due to improper handling of long symlinks.
How do I fix CVE-2011-2928?
To fix CVE-2011-2928, upgrade the Linux kernel to version 3.1 or later.
Which Linux kernel versions are affected by CVE-2011-2928?
CVE-2011-2928 affects Linux kernel versions prior to 3.1-rc3.
What is the impact of CVE-2011-2928 on local users?
Local users can exploit CVE-2011-2928 to cause a denial of service by accessing crafted long symlinks.
Where is the vulnerability CVE-2011-2928 located in the Linux kernel?
CVE-2011-2928 is located in the befs_follow_link function in the fs/befs/linuxvfs.c file.
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