NULL pointer dereference in Linux kernel - CVE-2010-3066
Published: December 6, 2010 / Updated: February 13, 2023
Vulnerability identifier: #VU93724
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2010-3066
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The io_submit_one function in fs/aio.c in the Linux kernel before 2.6.23 allows local users to cause a denial of service (NULL pointer dereference) via a crafted io_submit system call with an IOCB_FLAG_RESFD flag.
How to mitigate CVE-2010-3066
Install update from vendor's website.
Sources
- https://bugzilla.redhat.com/show_bug.cgi?id=631716
- http://securitytracker.com/id?1024708
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.23
- http://www.redhat.com/support/errata/RHSA-2010-0839.html
- http://secunia.com/advisories/46397
- http://www.vmware.com/security/advisories/VMSA-2011-0012.html
- http://www.securityfocus.com/archive/1/520102/100/0/threaded
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=87e2831c3fa39cbf6f7ab676bb5aef039b9659e2