CVE-2023-29659

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-05-05 · updated 2026-06-17
Weakness: CWE-369

Description

A Segmentation fault caused by a floating point exception exists in libheif 1.15.1 using crafted heif images via the heif::Fraction::round() function in box.cc, which causes a denial of service.

Affected products

Fedoraproject Fedora: 36, 37
strukturag libheif: 1.15.1

References

https://github.com/strukturag/libheif/issues/794
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CKAE6NQBA3Q7GS6VTNDZRZZZVPPEFUEZ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LGKHDCS4HRZE3UGXYYDYPTIPNIBRLQ5L/
https://github.com/strukturag/libheif/issues/794
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CKAE6NQBA3Q7GS6VTNDZRZZZVPPEFUEZ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LGKHDCS4HRZE3UGXYYDYPTIPNIBRLQ5L/

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