CVE-2026-40341
libgphoto2 has an OOB Read in ptp_unpack_EOS_FocusInfoEx
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.
INFO
Published Date :
April 18, 2026, 12:16 a.m.
Last Modified :
April 18, 2026, 12:16 a.m.
Remotely Exploit :
No
Source :
[email protected]
Affected Products
The following products are affected by CVE-2026-40341
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | LOW | [email protected] |
Solution
- Update libgphoto2 to a version after 2.5.33.
- Apply commit c385b34af260595dfbb5f9329526be5158985987.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-40341.
| URL | Resource |
|---|---|
| https://github.com/gphoto/libgphoto2/commit/c385b34af260595dfbb5f9329526be5158985987 | |
| https://github.com/gphoto/libgphoto2/security/advisories/GHSA-vjx3-gjp6-r2g2 |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-40341 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-40341
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-40341 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-40341 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by [email protected]
Apr. 18, 2026
Action Type Old Value New Value Added 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. Added CVSS V3.1 AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L Added CWE CWE-126 Added Reference https://github.com/gphoto/libgphoto2/commit/c385b34af260595dfbb5f9329526be5158985987 Added Reference https://github.com/gphoto/libgphoto2/security/advisories/GHSA-vjx3-gjp6-r2g2