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CVE-2005-4048

21
FAUCET Score

CVE-2005-4048 describes a heap-based buffer overflow in the avcodec_default_get_buffer function within FFmpeg's libavcodec, affecting versions 0.4.9-pre1 and earlier. This vulnerability impacts various multimedia products utilizing FFmpeg, including mplayer, xine-lib, Xmovie, and GStreamer. With a CVSS score of 7.5, it is considered highly severe, allowing unauthenticated remote attackers to execute arbitrary commands by crafting small PNG images with palettes. Despite its age and severity, there is no evidence of active exploitation, publicly available exploit code, or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
0.4.6CPE matchmatch criteria
cpe:2.3:a:ffmpeg:ffmpeg:0.4.6:*:*:*:*:*:*:*
0.4.7CPE matchmatch criteria
cpe:2.3:a:ffmpeg:ffmpeg:0.4.7:*:*:*:*:*:*:*
0.4.8CPE matchmatch criteria
cpe:2.3:a:ffmpeg:ffmpeg:0.4.8:*:*:*:*:*:*:*
0.4.9CPE matchmatch criteria
cpe:2.3:a:ffmpeg:ffmpeg:0.4.9:*:*:*:*:*:*:*
cvsCPE matchmatch criteria
cpe:2.3:a:ffmpeg:ffmpeg:cvs:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

AV:N/AC:L/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
5.21%
Probability of exploitation in next 30 days
EPSS Percentile
91.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0521 is in the 85th percentile among its peer group of 51,506 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

article.gmane.org / gmane.comp.video.ffmpeg.devel/26558
cvs.freedesktop.org / gstreamer/gst-ffmpeg/ChangeLog
secunia.com / advisories/17892
PatchVendor Advisory
secunia.com / advisories/18066
Vendor Advisory
secunia.com / advisories/18087
Vendor Advisory
secunia.com / advisories/18107
Vendor Advisory
secunia.com / advisories/18400
Vendor Advisory
secunia.com / advisories/18739
Vendor Advisory
secunia.com / advisories/18746
Vendor Advisory
secunia.com / advisories/19114
Vendor Advisory
secunia.com / advisories/19192
Vendor Advisory
secunia.com / advisories/19272
Vendor Advisory
secunia.com / advisories/19279
Vendor Advisory
usn.ubuntu.com / 230-1
usn.ubuntu.com / 230-2
www1.mplayerhq.hu / cgi-bin/cvsweb.cgi/ffmpeg/libavcodec/utils.c.diff
www1.mplayerhq.hu / cgi-bin/cvsweb.cgi/ffmpeg/libavcodec/utils.c
debian.org / security/2006/dsa-1004
debian.org / security/2006/dsa-1005
gentoo.org / security/en/glsa/glsa-200601-06.xml
gentoo.org / security/en/glsa/glsa-200602-01.xml
gentoo.org / security/en/glsa/glsa-200603-03.xml
mandriva.com / security/advisories
mandriva.com / security/advisories
mandriva.com / security/advisories
mandriva.com / security/advisories
mandriva.com / security/advisories
securityfocus.com / bid/15743
Patch
us.debian.org / security/2006/dsa-992
vupen.com / english/advisories/2005/2770
Vendor Advisory