CVE-2026-40341

libgphoto2 has an OOB Read in ptp_unpack_EOS_FocusInfoEx

State: Published
Severity: 3.5 Low
Published: Apr 17, 2026
Updated: Apr 20, 2026
Reserved: Apr 10, 2026

Description

libgphoto2 is a camera access and control library. In versions up to and including 2.5.33, an out of bound read in ptp_unpack_EOS_FocusInfoEx could be used to crash libgphoto2 when processing input from untrusted USB devices. Commit c385b34af260595dfbb5f9329526be5158985987 contains a patch. No known workarounds are available.

Scores

CVSS	Score	Vector	Source
3.1	3.5 Low	CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L	GitHub_M

Weaknesses

CWE-126 Buffer Over-read

Affected Products

Product	Versions
libgphoto2gphoto	<= 2.5.33Affected

References

https://github.com/gphoto/libgphoto2/security/advisories/GHSA-vjx3-gjp6-r2g2
https://github.com/gphoto/libgphoto2/commit/c385b34af260595dfbb5f9329526be5158985987

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