CVE-2022-1507: chafa: NULL Pointer Dereference in function gif_internal_decode_frame at libnsgif.c:599 allows attackers to cause a denial of service (crash) via a cr...

Description

chafa: NULL Pointer Dereference in function gif_internal_decode_frame at libnsgif.c:599 allows attackers to cause a denial of service (crash) via a crafted input file. in GitHub repository hpjansson/chafa prior to 1.10.2. chafa: NULL Pointer Dereference in function gif_internal_decode_frame at libnsgif.c:599 allows attackers to cause a denial of service (crash) via a crafted input file.

Metrics

CVSS 3.1

5.5/10

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

EPSS Probability

0.85%

53.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Chafa Project	Chafa	< 1.10.2
Fedoraproject	Fedora	34
Fedoraproject	Fedora	35
Fedoraproject	Fedora	36

References

Timeline

Published: Apr 27, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-1507?

chafa: NULL Pointer Dereference in function gif_internal_decode_frame at libnsgif.c:599 allows attackers to cause a denial of service (crash) via a crafted input file. in GitHub repository hpjansson/chafa prior to 1.10.2. chafa: NULL Pointer Dereference in function gif_internal_decode_frame at libnsgif.c:599 allows attackers to cause a denial of service (crash) via a crafted input file.

How severe is CVE-2022-1507?

CVE-2022-1507 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.85% probability of exploitation in the next 30 days.

How do I fix CVE-2022-1507?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.