A vulnerability was found in FFmpeg up to 7.0.1. It has been classified as critical. This affects the function pnm_decode_frame in the library /libavcodec/pnmdec.c. The manipulation leads to heap-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 7.0.2 is able to address this issue. It is recommended to upgrade the affected component. The associated identifier of this vulnerability is VDB-273651.
A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().
The product writes data past the end, or before the beginning, of the intended buffer.
| Link | Tags |
|---|---|
| https://vuldb.com/?id.273651 | vdb entry third party advisory technical description |
| https://vuldb.com/?ctiid.273651 | signature permissions required vdb entry |
| https://vuldb.com/?submit.376532 | vdb entry third party advisory |
| https://github.com/CookedMelon/ReportCVE/tree/main/FFmpeg/poc3 | exploit third party advisory |
| https://ffmpeg.org/download.html | product patch |
| https://ffmpeg.org/ | product |