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    CVE-2012-0851

    The ff_h264_decode_seq_parameter_set function in h264_ps.c in libavcodec in FFmpeg before 0.9.1 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 0.8.3 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via a crafted H.264 file, related to the chroma_format_idc value.

    Published:Aug 20, 2012
    Last Modified:Apr 11, 2025
    EPS:Aug 20, 2012
    EPSS Score:0.02167
    CVSS Score:6.8

    Affected Products

    Vendor
    Ffmpeg
    Product
    Ffmpeg
    Vendor
    Libav
    Product
    Libav

    Exploits

    No exploit reference

    Related CVEs

    CVE-2026-52295 (CVSS 6.2) — Buffer Overflow vulnerability in Ffmpeg v.7.0 and after allows an attacker to cause a denial of service via th…
    CVE-2026-18393 (CVSS 5.4) — A flaw was found in FFmpeg. The tdsc_load_cursor() function writes beyond the bounds of a heap-allocated buffe…
    CVE-2026-38346 (CVSS 7.5) — An integer overflow in the yuv2planeX_8_c() function (libswscale/output.c) of FFmpeg N-122528-gdd2976b9e1 allo…
    CVE-2026-38348 (CVSS 7.5) — An integer overflow in the libswscale/utils.c component of FFmpeg N-122528-gdd2976b9e1 allows attackers to cau…
    CVE-2026-38350 (CVSS 7.5) — An integer overflow in the target_sws_fuzzer() function (libswscale/output.c) of FFmpeg N-122528-gdd2976b9e1 a…
    CVE-2026-38345 (CVSS 6.5) — A Division-by-Zero vulnerability in the ff_sws_init_single_context function (/libswscale/utils.c) of FFmpeg N-…
    CVE-2026-38347 (CVSS 7.5) — A heap overflow in the ff_sws_alphablendaway function (libswscale/alphablend.c) of FFmpeg git-master commit 72…
    CVE-2026-38349 (CVSS 7.5) — An integer overflow in the hScale16To19_c() function (libswscale/output.c) of FFmpeg N-122528-gdd2976b9e1 allo…
    CVE-2026-38344 (CVSS 7.5) — A NULL pointer dereference in the get_min_buffer_size function (/libswscale/slice.c) of FFmpeg N-122528-gdd297…
    CVE-2026-38343 (CVSS 6.5) — An integer overflow in the libavfilter/vf_scale.c component of FFmpeg N-122528-gdd2976b9e1 allows attackers to…

    References

    http://ffmpeg.org/security.html
    http://ffmpeg.org/trac/ffmpeg/ticket/758
    http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=7fff64e00d886fde11d61958888c82b461cf99b9
    http://libav.org/
    http://www.debian.org/security/2012/dsa-2494
    http://www.mandriva.com/security/advisories?name=MDVSA-2013:079
    http://www.openwall.com/lists/oss-security/2012/02/14/4
    http://www.ubuntu.com/usn/USN-1479-1
    https://exchange.xforce.ibmcloud.com/vulnerabilities/78933
    http://ffmpeg.org/security.html
    http://ffmpeg.org/trac/ffmpeg/ticket/758
    http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=7fff64e00d886fde11d61958888c82b461cf99b9
    http://libav.org/
    http://www.debian.org/security/2012/dsa-2494
    http://www.mandriva.com/security/advisories?name=MDVSA-2013:079
    http://www.openwall.com/lists/oss-security/2012/02/14/4
    http://www.ubuntu.com/usn/USN-1479-1
    https://exchange.xforce.ibmcloud.com/vulnerabilities/78933

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High