Description
Use-after-free vulnerability in the fasync_helper function in fs/fcntl.c in the Linux kernel before 2.6.33-rc4-git1 allows local users to gain privileges via vectors that include enabling O_ASYNC (aka FASYNC or FIOASYNC) on a locked file, and then closing this file.
Metrics
CVSS 2.0 7.2/10
AV:L/AC:L/Au:N/C:C/I:C/A:CWeakness enumeration
Affected software
No affected versions have been published.
Timeline
- Published
- Jan 19, 2010
- Last modified
- Jun 16, 2026
- NVD status
- Modified