Null pointer dereference in Linux kernel - CVE-2010-4342
Published: December 30, 2010 / Updated: February 13, 2023
Vulnerability identifier: #VU92563
CSH Severity: Low
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2010-4342
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to null pointer dereference error. A remote non-authenticated attacker can perform a denial of service (DoS) attack.
Affected software
Linux kernel
Ubuntu
linux-source-2.6.15 (Ubuntu package)
linux (Ubuntu package)
linux-lts-backport-maverick (Ubuntu package)
Ubuntu
linux-source-2.6.15 (Ubuntu package)
linux (Ubuntu package)
linux-lts-backport-maverick (Ubuntu package)
How to mitigate CVE-2010-4342
Install update from vendor's repository.
linux-source-2.6.15 (Ubuntu package) - update to 2.6.15-57.97
linux (Ubuntu package) - addressed in versions 2.6.24-29.89, 2.6.32-32.62, 2.6.35-27.48
linux-lts-backport-maverick (Ubuntu package) - update to 2.6.35-30.56~lucid1
linux (Ubuntu package) - addressed in versions 2.6.24-29.89, 2.6.32-32.62, 2.6.35-27.48
linux-lts-backport-maverick (Ubuntu package) - update to 2.6.35-30.56~lucid1
External References
- http://openwall.com/lists/oss-security/2010/12/09/1
- http://openwall.com/lists/oss-security/2010/12/09/2
- http://marc.info/?l=linux-netdev&m=129185496013580&w=2
- http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.37-rc6
- http://marc.info/?l=linux-netdev&m=129186011218615&w=2
- http://www.securityfocus.com/bid/45321
- http://www.vupen.com/english/advisories/2011/0375
- http://secunia.com/advisories/43291
- http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00002.html
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=4e085e76cbe558b79b54cbab772f61185879bc64