7.8

CVE-2011-1771

Exploit
The cifs_close function in fs/cifs/file.c in the Linux kernel before 2.6.39 allows local users to cause a denial of service (NULL pointer dereference and BUG) or possibly have unspecified other impact by setting the O_DIRECT flag during an attempt to open a file on a CIFS filesystem.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version < 2.6.39
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.52% 0.397
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 7.8 1.8 5.9
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NIST 4.4 3.4 6.4
AV:L/AC:M/Au:N/C:P/I:P/A:P
CWE-476 NULL Pointer Dereference

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

http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39
Vendor Advisory
Release Notes
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=7797069305d13252fd66cf722aa8f2cbeb3c95cd
http://marc.info/?l=linux-cifs&m=130204357001849&w=2
Third Party Advisory
Exploit
http://marc.info/?l=linux-cifs&m=130204730006155&w=2
Third Party Advisory
http://securityreason.com/securityalert/8367
Third Party Advisory
http://www.openwall.com/lists/oss-security/2011/05/09/2
Patch
Third Party Advisory
Exploit
Mailing List
https://bugzilla.redhat.com/show_bug.cgi?id=703016
Patch
Third Party Advisory
Exploit
Issue Tracking