VULNERABILITY INTELLIGENCE

CVE-2021-46822

CVSS score5.5 MEDIUM

EPSS probability1.08%

CISA KEVNot currently listed

Published2022-06-18

Last modified2026-06-17

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

Description

The PPM reader in libjpeg-turbo through 2.0.90 mishandles use of tjLoadImage for loading a 16-bit binary PPM file into a grayscale buffer and loading a 16-bit binary PGM file into an RGB buffer. This is related to a heap-based buffer overflow in the get_word_rgb_row function in rdppm.c.

Weakness classification

nvd@nist.gov: CWE-787

Primary references

cve@mitre.org — Third Party Advisory, VDB Entry
cve@mitre.org — Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108 — Patch, Third Party Advisory