NULL Pointer Dereference Affecting exempi package, versions <2.4.5-1
Threat Intelligence
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Start learning- Snyk IDSNYK-DEBIAN12-EXEMPI-1545309
- published6 Mar 2018
- disclosed6 Mar 2018
Introduced: 6 Mar 2018
CVE-2018-7731 (opens in a new tab)How to fix?
Upgrade Debian:12 exempi to version 2.4.5-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream exempi package and not the exempi package as distributed by Debian.
See How to fix? for Debian:12 relevant fixed versions and status.
An issue was discovered in Exempi through 2.4.4. XMPFiles/source/FormatSupport/WEBP_Support.cpp does not check whether a bitstream has a NULL value, leading to a NULL pointer dereference in the WEBP::VP8XChunk class.
References
- https://security-tracker.debian.org/tracker/CVE-2018-7731
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BCFXKOOATZ2B5G3G7EBXZWVZHEABN4ZV/
- https://bugs.freedesktop.org/show_bug.cgi?id=105247
- https://cgit.freedesktop.org/exempi/commit/?id=aabedb5e749dd59112a3fe1e8e08f2d934f56666
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2018-7731
- https://usn.ubuntu.com/3668-1/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BCFXKOOATZ2B5G3G7EBXZWVZHEABN4ZV/