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Vulnerability · Published May 26, 2021 · Assigned by redhat

CVE-2021-30499

High 7.8

In plain English

A high-severity memory corruption in libcaca. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.2% (higher than 69% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)7.8High
Exploit odds (30 days)1.2%top 30.6% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

A flaw was found in libcaca. A buffer overflow of export.c in function export_troff might lead to memory corruption and other potential consequences.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Alpine:v3.20libcaca0.99_beta20-r0ALPINE-CVE-2021-30499
Alpine:v3.21libcaca0.99_beta20-r0ALPINE-CVE-2021-30499
Alpine:v3.22libcaca0.99_beta20-r0ALPINE-CVE-2021-30499
Alpine:v3.23libcaca0.99_beta20-r0ALPINE-CVE-2021-30499
Alpine:v3.24libcaca0.99_beta20-r0ALPINE-CVE-2021-30499
Debian:12libcaca0.99.beta19-3DEBIAN-CVE-2021-30499
Debian:13libcaca0.99.beta19-3DEBIAN-CVE-2021-30499
Debian:14libcaca0.99.beta19-3DEBIAN-CVE-2021-30499
Ubuntu:22.04:LTSlibcaca0.99.beta19-2.2ubuntu3UBUNTU-CVE-2021-30499

Affected products (as reported)

VendorProductVersions
n/a libcaca master

Weakness: CWE-119

References