Link Following Affecting rpm-build package, versions <0:4.14.3-28.el8_9


Severity

Recommended
0.0
medium
0
10

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.1% (43rd percentile)

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  • Snyk IDSNYK-ALMALINUX8-RPMBUILD-6226564
  • published2 Feb 2024
  • disclosed25 Jan 2024

Introduced: 25 Jan 2024

CVE-2021-35939  (opens in a new tab)
CWE-59  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:8 rpm-build to version 0:4.14.3-28.el8_9 or higher.
This issue was patched in ALSA-2024:0647.

NVD Description

Note: Versions mentioned in the description apply only to the upstream rpm-build package and not the rpm-build package as distributed by AlmaLinux. See How to fix? for AlmaLinux:8 relevant fixed versions and status.

It was found that the fix for CVE-2017-7500 and CVE-2017-7501 was incomplete: the check was only implemented for the parent directory of the file to be created. A local unprivileged user who owns another ancestor directory could potentially use this flaw to gain root privileges. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

CVSS Scores

version 3.1