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Vulnerability record · CVE-2021-3522 · published 2 June 2021

CVE-2021-3522: Gstreamer out-of-bounds read vulnerability

Gstreamer · Gstreamer

GStreamer before 1.18.4 may perform an out-of-bounds read when handling certain ID3v2 tags.

5.5 CVSS 3.1 Medium EPSS 5.4% · top 7.6% CWE-125 · Out-of-bounds read
5.5CVSS 3.1 base score, v2 4.3
5.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
12Affected product versions listed by NVD
8References
17 Jun 2026Last modified by NVD

Description

GStreamer before 1.18.4 may perform an out-of-bounds read when handling certain ID3v2 tags.

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

Affected products

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

References

LinkTags
https://bugzilla.redhat.com/show_bug.cgi?id=1954761 Issue TrackingThird Party Advisory
https://security.gentoo.org/glsa/202208-31 Third Party Advisory
https://security.netapp.com/advisory/ntap-20211022-0004/ Third Party Advisory
https://www.oracle.com/security-alerts/cpuoct2021.html PatchThird Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1954761 Issue TrackingThird Party Advisory
https://security.gentoo.org/glsa/202208-31 Third Party Advisory
https://security.netapp.com/advisory/ntap-20211022-0004/ Third Party Advisory
https://www.oracle.com/security-alerts/cpuoct2021.html PatchThird Party Advisory

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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-2021-3522), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.