What’s Vulnerable › Vulnerabilities

CVE-2017-12982

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-08-21 · updated 2026-06-17
• Weakness: CWE-119

Description

The bmp_read_info_header function in bin/jp2/convertbmp.c in OpenJPEG 2.2.0 does not reject headers with a zero biBitCount, which allows remote attackers to cause a denial of service (memory allocation failure) in the opj_image_create function in lib/openjp2/image.c, related to the opj_aligned_alloc_n function in opj_malloc.c.

Affected products

• uclouvain openjpeg: before 2.3.0 — fixed in 2.3.0

How to fix

Upgrade to a fixed version: uclouvain openjpeg 2.3.0. Check the vendor advisory for mitigations.

References

• https://blogs.gentoo.org/ago/2017/08/14/openjpeg-memory-allocation-failure-in-opj_aligned_alloc_n-opj_malloc-c/
• https://github.com/uclouvain/openjpeg/commit/baf0c1ad4572daa89caa3b12985bdd93530f0dd7
• https://github.com/uclouvain/openjpeg/issues/983
• https://security.gentoo.org/glsa/201710-26
• https://blogs.gentoo.org/ago/2017/08/14/openjpeg-memory-allocation-failure-in-opj_aligned_alloc_n-opj_malloc-c/
• https://github.com/uclouvain/openjpeg/commit/baf0c1ad4572daa89caa3b12985bdd93530f0dd7
• https://github.com/uclouvain/openjpeg/issues/983
• https://security.gentoo.org/glsa/201710-26

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