Out-of-bounds Read

Overview Affected versions of this package are vulnerable to Out-of-bounds Read in the ptpunpackSonyDPD function when parsing the FormFlag field due to missing bounds checking before reading data. An attacker can cause information disclosure or application instability by supplying crafted input...

CVE-2026-40339

libgphoto2

CVE-2026-40339 libgphoto2 has OOB read in ptp_unpack_Sony_DPD() FormFlag parsing in ptp-pack.c

libgphoto2 is a camera access and control library. Versions up to and including 2.5.33 have an out-of-bounds read in ptpunpackSonyDPD in camlibs/ptp2/ptp-pack.c line 842. The function reads the FormFlag byte via dtoh8odata, poffset without a prior bounds check. The standard ptpunpackDPD at lines...