CVE-2011-2724
EPSS 1.2%
Description
The check_mtab function in client/mount.cifs.c in mount.cifs in smbfs in Samba 3.5.10 and earlier does not properly verify that the (1) device name and (2) mountpoint strings are composed of valid characters, which allows local users to cause a denial of service (mtab corruption) via a crafted string. NOTE: this vulnerability exists because of an incorrect fix for CVE-2010-0547.
How to fix CVE-2011-2724
To remediate CVE-2011-2724, upgrade the affected package to a fixed version below.
- Debian/cifs-utils—upgrade to 2:5.1-1 or later
- Debian/samba—upgrade to 2:3.4.7~dfsg-2 or later
Is CVE-2011-2724 being exploited?
Low — EPSS is 1.2%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 2:5.1-1
- from 0, < 2:3.4.7~dfsg-2