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Vulnerabilities

Vulnerability · CVE-2026-40338

libgphoto2 is a camera access and control library.

Published Apr 18, 2026 · catalog updated Jun 17, 2026 · libgphoto2 is a camera

Check if you run it

No confirmed exploitation is on record for CVE-2026-40338. EPSS is 0.22%. Act only if a listed version of libgphoto2 is a camera is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (libgphoto2 is a camera).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium5.2
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.22%
Remediation
Version ranges on file
Affected products
stated named in the record

libgphoto2 is a camera access and control library. Versions up to and including 2.5.33 have an out-of-bounds read in the PTP_DPFF_Enumeration case of in (line 856). The function reads a 2-byte enumeration count N via without verifying that 2 bytes remain in the buffer. The standard at line 704 has this exact check, confirming the Sony variant omitted it by oversight. Commit 3b9f9696be76ae51dca983d9dd8ce586a2561845 fixes the issue.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • stated named in the record<= 2.5.33

How to fix CVE-2026-40338

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-40338. EPSS is 0.22%. Act only if a listed version of libgphoto2 is a camera is installed.

Which versions are affected?

Compare what you have installed with named in the record <= 2.5.33. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-125: Out-of-bounds Read. EPSS 0.22%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 18, 2026 · NIST NVD

    Detected

    libgphoto2 is a camera access and control library. Versions up to and including 2.5.33 have an out-of-bounds read in the PTP_DPFF_Enumeration case of in (line 856). The function reads a 2-byte enumeration count N via without verifying that 2 bytes remain in the buffer. The standard at line 704 has this exact check, confirming the Sony variant omitted it by oversight. Commit 3b9f9696be76ae51dca983d

  2. Jun 17, 2026 · NIST NVD

    Updated

    libgphoto2 is a camera access and control library. Versions up to and including 2.5.33 have an out-of-bounds read in the PTP_DPFF_Enumeration case of in (line 856). The function reads a 2-byte enumeration count N via without verifying that 2 bytes remain in the buffer. The standard at line 704 has this exact check, confirming the Sony variant omitted it by oversight. Commit 3b9f9696be76ae51dca983d

Sources

  • CVE.orgVulnerability recordCVE-2026-40338

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-40338

    30-day exploitation probability 0.2%

    first.org
  • NIST NVDVulnerability recordCVE-2026-40338

    libgphoto2 is a camera access and control library. Versions up to and including 2.5.33 have an out-of-bounds read in the PTP_DPFF_Enumeration case of in (line 856). The function reads a 2-byte enumeration count N via `dtoh16o(data

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.