CVE-2021-34122

The function bitstr_tell at bitstr.c in ffjpeg commit 4ab404e has a NULL pointer dereference.

CVE-2020-23852

A heap based buffer overflow vulnerability exists in ffjpeg through 2020-07-02 in the jfif_decode(void *ctxt, BMP *pb) function at ffjpeg/src/jfif.c (line 544 & line 545), which could cause a denial of service by submitting a malicious jpeg image.

CVE-2020-23851

A stack-based buffer overflow vulnerability exists in ffjpeg through 2020-07-02 in the jfif_decode(void *ctxt, BMP *pb) function at ffjpeg/src/jfif.c:513:28, which could cause a denial of service by submitting a malicious jpeg image.

CVE-2020-15470

ffjpeg through 2020-02-24 has a heap-based buffer overflow in jfif_decode in jfif.c.