CVE-2011-3191Improper Restriction of Operations within the Bounds of a Memory Buffer in Kernel

Severity
8.8HIGHNVD
EPSS
0.3%
top 44.05%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedMay 24
Latest updateMay 13

Description

Integer signedness error in the CIFSFindNext function in fs/cifs/cifssmb.c in the Linux kernel before 3.1 allows remote CIFS servers to cause a denial of service (memory corruption) or possibly have unspecified other impact via a large length value in a response to a read request for a directory.

CVSS vector

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages4 packages

Also affects: Enterprise Linux 4.0

Patches

🔴Vulnerability Details

1
GHSA
GHSA-xhj3-gjcc-48pc: Integer signedness error in the CIFSFindNext function in fs/cifs/cifssmb2022-05-13

📋Vendor Advisories

13
VMware
VMware ESXi and ESX address several security issues2012-03-29
Ubuntu
Linux kernel (Natty backport) vulnerabilities2011-11-09
Ubuntu
Linux kernel vulnerabilities2011-11-08
Ubuntu
Linux kernel vulnerabilities2011-10-25
Ubuntu
Linux kernel (EC2) vulnerabilities2011-10-25

💬Community

2
Bugzilla
CVE-2011-3191 kernel: cifs: signedness issue in CIFSFindNext() [fedora-all]2011-10-25
Bugzilla
CVE-2011-3191 kernel: cifs: signedness issue in CIFSFindNext()2011-08-24