CVE-2021-45261
Publication date 22 December 2021
Last updated 24 July 2024
Ubuntu priority
Cvss 3 Severity Score
An Invalid Pointer vulnerability exists in GNU patch 2.7 via the another_hunk function, which causes a Denial of Service.
Status
Package | Ubuntu Release | Status |
---|---|---|
patch | 24.10 oracular |
Vulnerable, fix deferred
|
24.04 LTS noble |
Vulnerable, fix deferred
|
|
22.04 LTS jammy |
Vulnerable, fix deferred
|
|
20.04 LTS focal |
Vulnerable, fix deferred
|
|
18.04 LTS bionic |
Vulnerable, fix deferred
|
|
16.04 LTS xenial |
Vulnerable, fix deferred
|
|
14.04 LTS trusty |
Vulnerable, fix deferred
|
Notes
rodrigo-zaiden
negligible security impact since it affects the CLI tool with a specific malformed patch file. As of 2022-03-04, upstream has not released any updates nor comments on this issue, marking as deferred.
Severity score breakdown
Parameter | Value |
---|---|
Base score | 5.5 · Medium |
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 |