CVE-2021-32493 — Improper Restriction of Operations within the Bounds of a Memory Buffer in Djvulibre

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer CWE-787 — Out-of-bounds Write6 documents5 sources

Severity

7.8HIGHNVD

EPSS

0.4%

top 40.73%

CISA KEV

Not in KEV

Exploit

No known exploits

Affected products

Djvulibre Project Djvulibre Debian Djvulibre Debian Linux

Timeline

PublishedJun 24

Latest updateMay 24

Description

A flaw was found in djvulibre-3.5.28 and earlier. A heap buffer overflow in function DJVU::GBitmap::decode() via crafted djvu file may lead to application crash and other consequences.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages4 packages

▶debiandebian/djvulibre< djvulibre 3.5.28-2 (bookworm)

▶Debiandjvulibre_project/djvulibre< 3.5.28-2+3

▶NVDdjvulibre_project/djvulibre3.5.28

▶CVEListV5djvulibre_project/djvulibredjvulibre-3.5.28 and earlier

Also affects: Debian Linux 10.0, 11.0

🔴Vulnerability Details

GHSA

GHSA-8pcw-jr9p-76hj: A flaw was found in djvulibre-3↗2022-05-24

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OSV

CVE-2021-32493: A flaw was found in djvulibre-3↗2021-06-24

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📋Vendor Advisories

Ubuntu

DjVuLibre vulnerabilities↗2021-05-18

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Ubuntu

DjVuLibre vulnerabilities↗2021-05-17

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Debian

CVE-2021-32493: djvulibre - A flaw was found in djvulibre-3.5.28 and earlier. A heap buffer overflow in func...↗2021

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