A vulnerability classified as problematic was found in libav up to 12.3. Affected by this vulnerability is the function avbufferunref of the file libavutil/buffer.c of the component AVI File Parser. The manipulation leads to null pointer dereference. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. The bug was initially reported by the researcher to the wrong project. This vulnerability only affects products that are no longer supported by the maintainer.
A vulnerability, which was classified as critical, has been found in libav up to 12.3. Affected by this issue is the function main of the file /avtools/avconv.c of the component DSS File Demuxer. The manipulation leads to double free. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used. The bug was initially reported by the researcher to the wrong project. This vulnerability only affects products that are no longer supported by the maintainer.
A vulnerability, which was classified as problematic, was found in libav up to 12.3. This affects the function ffseekframebinary of the file /libavformat/utils.c of the component MPEG File Parser. The manipulation leads to null pointer dereference. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used. The bug was initially reported by the researcher to the wrong project. This vulnerability only affects products that are no longer supported by the maintainer.
In Libav 12.3, there is a floating point exception in the rangedecodeculshift function (called from rangedecodebits) in libavcodec/apedec.c that will lead to remote denial of service via crafted input.
DISPUTED In Libav 12.3, there is an invalid memory access in vc1decodeframe in libavcodec/vc1dec.c that allows attackers to cause a denial-of-service via a crafted aac file. NOTE: This may be a duplicate of CVE-2017-17127.
In Libav 12.3, there is a heap-based buffer over-read in decodeframe in libavcodec/lcldec.c that allows an attacker to cause denial-of-service via a crafted avi file.
In Libav 12.3, a NULL pointer dereference (RIP points to zero) issue in ffmpasynthfilterfloat in libavcodec/mpegaudiodsptemplate.c can cause a segmentation fault (application crash) via a crafted mov file.