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    CVE-2005-4048

    Heap-based buffer overflow in the avcodec_default_get_buffer function (utils.c) in FFmpeg libavcodec 0.4.9-pre1 and earlier, as used in products such as (1) mplayer, (2) xine-lib, (3) Xmovie, and (4) GStreamer, allows remote attackers to execute arbitrary commands via small PNG images with palettes.

    Published:Dec 7, 2005
    Last Modified:Apr 16, 2026
    EPS:Dec 7, 2005
    EPSS Score:0.05247
    CVSS Score:7.5

    Affected Products

    Vendor
    Ffmpeg
    Product
    Ffmpeg

    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://article.gmane.org/gmane.comp.video.ffmpeg.devel/26558
    http://cvs.freedesktop.org/gstreamer/gst-ffmpeg/ChangeLog?rev=1.239&view=markup
    http://secunia.com/advisories/17892
    http://secunia.com/advisories/18066
    http://secunia.com/advisories/18087
    http://secunia.com/advisories/18107
    http://secunia.com/advisories/18400
    http://secunia.com/advisories/18739
    http://secunia.com/advisories/18746
    http://secunia.com/advisories/19114
    http://secunia.com/advisories/19192
    http://secunia.com/advisories/19272
    http://secunia.com/advisories/19279
    http://www.debian.org/security/2006/dsa-1004
    http://www.debian.org/security/2006/dsa-1005
    http://www.gentoo.org/security/en/glsa/glsa-200601-06.xml
    http://www.gentoo.org/security/en/glsa/glsa-200602-01.xml
    http://www.gentoo.org/security/en/glsa/glsa-200603-03.xml
    http://www.mandriva.com/security/advisories?name=MDKSA-2005:228
    http://www.mandriva.com/security/advisories?name=MDKSA-2005:229
    http://www.mandriva.com/security/advisories?name=MDKSA-2005:230
    http://www.mandriva.com/security/advisories?name=MDKSA-2005:231
    http://www.mandriva.com/security/advisories?name=MDKSA-2005:232
    http://www.securityfocus.com/bid/15743
    http://www.us.debian.org/security/2006/dsa-992
    http://www.vupen.com/english/advisories/2005/2770
    http://www1.mplayerhq.hu/cgi-bin/cvsweb.cgi/ffmpeg/libavcodec/utils.c.diff?r1=1.161&r2=1.162&cvsroot=FFMpeg
    http://www1.mplayerhq.hu/cgi-bin/cvsweb.cgi/ffmpeg/libavcodec/utils.c?rev=1.162&content-type=text/x-cvsweb-markup&cvsroot=FFMpeg
    https://usn.ubuntu.com/230-1/
    https://usn.ubuntu.com/230-2/
    http://article.gmane.org/gmane.comp.video.ffmpeg.devel/26558
    http://cvs.freedesktop.org/gstreamer/gst-ffmpeg/ChangeLog?rev=1.239&view=markup
    http://secunia.com/advisories/17892
    http://secunia.com/advisories/18066
    http://secunia.com/advisories/18087
    http://secunia.com/advisories/18107
    http://secunia.com/advisories/18400
    http://secunia.com/advisories/18739
    http://secunia.com/advisories/18746
    http://secunia.com/advisories/19114
    http://secunia.com/advisories/19192
    http://secunia.com/advisories/19272
    http://secunia.com/advisories/19279
    http://www.debian.org/security/2006/dsa-1004
    http://www.debian.org/security/2006/dsa-1005
    http://www.gentoo.org/security/en/glsa/glsa-200601-06.xml
    http://www.gentoo.org/security/en/glsa/glsa-200602-01.xml
    http://www.gentoo.org/security/en/glsa/glsa-200603-03.xml
    http://www.mandriva.com/security/advisories?name=MDKSA-2005:228
    http://www.mandriva.com/security/advisories?name=MDKSA-2005:229
    http://www.mandriva.com/security/advisories?name=MDKSA-2005:230
    http://www.mandriva.com/security/advisories?name=MDKSA-2005:231
    http://www.mandriva.com/security/advisories?name=MDKSA-2005:232
    http://www.securityfocus.com/bid/15743
    http://www.us.debian.org/security/2006/dsa-992
    http://www.vupen.com/english/advisories/2005/2770
    http://www1.mplayerhq.hu/cgi-bin/cvsweb.cgi/ffmpeg/libavcodec/utils.c.diff?r1=1.161&r2=1.162&cvsroot=FFMpeg
    http://www1.mplayerhq.hu/cgi-bin/cvsweb.cgi/ffmpeg/libavcodec/utils.c?rev=1.162&content-type=text/x-cvsweb-markup&cvsroot=FFMpeg
    https://usn.ubuntu.com/230-1/
    https://usn.ubuntu.com/230-2/

    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