Moderate: rpm security update

2024-02-0100:00:00

Google

osv.dev

rpm package manager

security fix

toctou race

unsafe symlinks

installation races

cve-2021-35937

cve-2021-35938

cve-2021-35939

cvss score

6.7 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

6.7 Medium

AI Score

Confidence

Low

0.001 Low

EPSS

Percentile

36.9%

JSON

The RPM Package Manager (RPM) is a command-line driven package management system capable of installing, uninstalling, verifying, querying, and updating software packages.

Security Fix(es):

rpm: TOCTOU race in checks for unsafe symlinks (CVE-2021-35937)
rpm: races with chown/chmod/capabilities calls during installation (CVE-2021-35938)
rpm: checks for unsafe symlinks are not performed for intermediary directories (CVE-2021-35939)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.