CVE-2021-37972
libjpeg-turbo: Out-of-bounds read in 64-bit SSE2 Huffman encoder
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Severity
ImportantRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · September 21, 2021
Updated · November 22, 2025
Description
A flaw was found in the libjpeg-turbo package, where it is susceptible to an out-of-bounds read on crafted input and malformed files. Proper bounds checking is not enforced when processing JPEG files. The highest threat from this vulnerability is system availability.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 8.8CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE not specified