PT-2021-7231 · Linux+5 · Linux Kernel+5
CVSS v4.0
5.7
Medium
| Vector | AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N |
Name of the Vulnerable Software and Affected Versions
Linux kernel (affected versions not specified)
Description
A flaw in the btrfs alloc tree b function in the Linux kernel's btrfs file system, specifically in fs/btrfs/extent-tree.c, is due to an improper lock operation. This issue can cause a denial of service (DOS) due to a deadlock problem, potentially allowing a user with local privileges to exploit it.
Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploit
DoS
Improper Locking
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Weakness Enumeration
Related Identifiers
Affected Products
Alt Linux
Astra Linux
Debian
Linux Kernel
Suse
Ubuntu