Out-of-bounds Read Affecting gphoto/libgphoto2 package, versions [,2.5.34)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UNMANAGED-GPHOTOLIBGPHOTO2-16110804
- published20 Apr 2026
- disclosed18 Apr 2026
- creditSebasteuo
Introduced: 18 Apr 2026
CVE-2026-40338 (opens in a new tab)How to fix?
Upgrade gphoto/libgphoto2 to version 2.5.34 or higher.
Overview
Affected versions of this package are vulnerable to Out-of-bounds Read in the ptp_unpack_Sony_DPD function when parsing the enumeration count from a buffer without verifying sufficient data remains. An attacker can cause information disclosure or application instability by providing a crafted buffer that leads to reading beyond the allocated memory.