Libav resource management error vulnerability

Libav is a cross-platform audio and video recording and conversion solution from the Libav team that includes a libavcodec encoder. A resource management error vulnerability exists in libav 12.3 and earlier versions, which stems from a double release of function main in file /avtools/avconv.c in...

PT-2025-31951 · Libav · Libav

Name of the Vulnerable Software and Affected Versions: libav versions up to 12.3 Description: A critical vulnerability exists in libav, specifically within the DSS File Demuxer component. The issue resides in the main function of the /avtools/avconv.c file and results in a double free condition...

PT-2025-31955 · Libav · Libav

Name of the Vulnerable Software and Affected Versions: libav versions up to 12.3 Description: A problematic issue exists in libav due to a null pointer dereference in the ff seek frame binary function within the /libavformat/utils.c file of the MPEG File Parser component. The issue is exploitable...

CVE-2025-8585: Double Free

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...

CVE-2025-8586: NULL Pointer Dereference

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...

libav security vulnerability

Libav is a cross-platform solution for recording and converting audio and video from the Libav team that includes a libavcodec encoder. A security vulnerability exists in libav 12.3 and earlier versions, which stems from a null pointer dereference in the function avbufferunref in the file...

CVE-2020-18776

In Libav 12.3, there is a segmentation fault in vc1decodebmbintfr in vc1block.c that allows an attacker to cause denial-of-service via a crafted file...

CVE-2020-18775

In Libav 12.3, there is a heap-based buffer over-read in vc1decodebmbintfi in vc1block.c that allows an attacker to cause denial-of-service via a crafted file...

CVE-2020-18778

In Libav 12.3, there is a heap-based buffer over-read in vc1decodepmbintfi in vc1block.c that allows an attacker to cause denial-of-service via a crafted file...

CVE-2019-14442

In mpc8readheader in libavformat/mpc8.c in Libav 12.3, an input file can result in an avioseek infinite loop and hang, with 100% CPU consumption. Attackers could leverage this vulnerability to cause a denial of service via a crafted file...

CVE-2019-9720

A stack-based buffer overflow in the subtitle decoder in Libav 12.3 allows attackers to corrupt the stack via a crafted video file in Matroska format, because srttoass in libavcodec/srtdec.c misuses snprintf...

CVE-2011-3952

The decodeinit function in kmvc.c in libavcodec in FFmpeg before 0.10 and in Libav 0.5.x before 0.5.9, 0.6.x before 0.6.6, 0.7.x before 0.7.6, and 0.8.x before 0.8.1 allows remote attackers to cause a denial of service application crash and possibly execute arbitrary code via a large palette size...

CVE-2011-4353

The 1 avimagefillpointers, 2 vp5parsecoeff, and 3 vp6parsecoeff functions in FFmpeg 0.5.x before 0.5.7, 0.6.x before 0.6.4, 0.7.x before 0.7.9, and 0.8.x before 0.8.8; and in Libav 0.5.x before 0.5.6, 0.6.x before 0.6.4, and 0.7.x before 0.7.3 allow remote attackers to cause a denial of service...

CVE-2019-9719

A stack-based buffer overflow in the subtitle decoder in Libav 12.3 allows attackers to corrupt the stack via a crafted video file in Matroska format, because srttoass in libavcodec/srtdec.c misuses snprintf. NOTE: Third parties dispute that this is a vulnerability because “no evidence of a...

CVE-2017-18247

The avaudiofifosize function in libavutil/audiofifo.c in Libav 12.2 allows remote attackers to cause a denial of service NULL pointer dereference via a crafted media file...

CVE-2019-14372

In Libav 12.3, there is an infinite loop in the function wvreadblockheader in the file wvdec.c...

CVE-2019-14441

An issue was discovered in Libav 12.3. An access violation allows remote attackers to cause a denial of service application crash, as demonstrated by avconv. This is related to ffmpasynthfilterfloat in avcodec/mpegaudiodsptemplate.c. NOTE: This may be a duplicate of CVE-2018-19129...

CVE-2019-14371

An issue was discovered in Libav 12.3. There is an infinite loop in the function movprobe in the file libavformat/mov.c, related to offset and tag...

CVE-2017-5984

In libavcodec in Libav 9.21, ffh264executerefpicmarking has a heap-based buffer over-read...

CVE-2019-9717

In Libav 12.3, a denial of service in the subtitle decoder allows attackers to hog the CPU via a crafted video file in Matroska format, because srttoass in libavcodec/srtdec.c has a complex format argument to sscanf...