4.9

CVE-2011-2928

Exploit

The befs_follow_link function in fs/befs/linuxvfs.c in the Linux kernel before 3.1-rc3 does not validate the length attribute of long symlinks, which allows local users to cause a denial of service (incorrect pointer dereference and OOPS) by accessing a long symlink on a malformed Be filesystem.

Data is provided by the National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version < 3.1
Linux ≫ Linux Kernel Version3.1 Update-
Linux ≫ Linux Kernel Version3.1 Updaterc1
Linux ≫ Linux Kernel Version3.1 Updaterc2
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 0.08% 0.202
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 4.9 3.9 6.9
AV:L/AC:L/Au:N/C:N/I:N/A:C
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

http://securityreason.com/securityalert/8360
Third Party Advisory
Exploit
http://www.openwall.com/lists/oss-security/2011/08/19/1
Patch
Third Party Advisory
Exploit
Mailing List
http://www.openwall.com/lists/oss-security/2011/08/19/5
Patch
Third Party Advisory
Exploit
Mailing List
http://www.securityfocus.com/archive/1/519387/100/0/threaded
Third Party Advisory
Exploit
VDB Entry
http://www.securityfocus.com/bid/49256
Third Party Advisory
VDB Entry