CVE-2021-37600
Published: 30 July 2021
** DISPUTED ** An integer overflow in util-linux through 2.37.1 can potentially cause a buffer overflow if an attacker were able to use system resources in a way that leads to a large number in the /proc/sysvipc/sem file. NOTE: this is unexploitable in GNU C Library environments, and possibly in all realistic environments.
Notes
Author | Note |
---|---|
mdeslaur | this CVE was disputed, marking as not-affected |
Priority
Status
Package | Release | Status |
---|---|---|
util-linux Launchpad, Ubuntu, Debian |
impish |
Not vulnerable
(2.36.1-8ubuntu2)
|
upstream |
Released
(2.36.1-8)
|
|
bionic |
Not vulnerable
|
|
focal |
Not vulnerable
|
|
hirsute |
Ignored
(end of life)
|
|
trusty |
Not vulnerable
|
|
xenial |
Not vulnerable
|
|
jammy |
Released
(2.37.2-4ubuntu2)
|
|
Patches: upstream: https://github.com/karelzak/util-linux/commit/1c9143d0c1f979c3daf10e1c37b5b1e916c22a1c |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 5.5 |
Attack vector | Local |
Attack complexity | Low |
Privileges required | None |
User interaction | Required |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |