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Vulnerability record · CVE-2021-35937 · published 25 August 2022

CVE-2021-35937: Rpm link following vulnerability

Rpm · Rpm

A race condition vulnerability was found in rpm. A local unprivileged user could use this flaw to bypass the checks that were introduced in response to CVE-2017-7500 and CVE-2017-7501, potentially gaining root privileges. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

6.4 CVSS 3.1 Medium EPSS 0.32% · top 76.4% CWE-59 · Link followingCWE-367 · TOCTOU race condition
6.4CVSS 3.1 base score
0.32%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
10References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

A race condition vulnerability was found in rpm. A local unprivileged user could use this flaw to bypass the checks that were introduced in response to CVE-2017-7500 and CVE-2017-7501, potentially gaining root privileges. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

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

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://access.redhat.com/security/cve/CVE-2021-35937 Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1964125 Issue TrackingPatchVendor Advisory
https://rpm.org/wiki/Releases/4.18.0 Release Notes
https://security.gentoo.org/glsa/202210-22 Third Party Advisory
https://www.usenix.org/legacy/event/sec05/tech/full_papers/borisov/borisov.pdf ExploitTechnical DescriptionThird Party Advisory
https://access.redhat.com/security/cve/CVE-2021-35937 Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1964125 Issue TrackingPatchVendor Advisory
https://rpm.org/wiki/Releases/4.18.0 Release Notes
https://security.gentoo.org/glsa/202210-22 Third Party Advisory
https://www.usenix.org/legacy/event/sec05/tech/full_papers/borisov/borisov.pdf ExploitTechnical DescriptionThird Party Advisory

Track CVE-2021-35937 inside VULONE

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2021-35937), CISA KEV, FIRST EPSS (scores of 2026-10-17). This page is refreshed as NVD updates the record.