Home/CVE/libgphoto2 is a camera access and control library. In versions up to and including 2.5.33, an out of bound read in ptp_u
CVE

CVE-2026-40341

libgphoto2 is a camera access and control library. In versions up to and including 2.5.33, an out of bound read in ptp_u

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.

LOW · CVSS 3.5 EPSS 8e-05
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  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-126Buffer Over-read
▣

Scoring & Timeline

3.5
LOW · CVSS v3.1 · security-advisories@github.com
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Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD18 Apr 2026 · 12:16 AM
CVSS VectorCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
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References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/gphoto/libgphoto2/commit/c385b34af260595dfbb5f9329526be5158985987
https://github.com/gphoto/libgphoto2/security/advisories/GHSA-vjx3-gjp6-r2g2
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