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Servers and applications

CVE-2017-1000460

In line libavcodec/h264dec.c:500 in libav(v13_dev0), ffmpeg(n3.4), chromium(56 prior Feb 13, 2017), the return value of init_get_bits is ignored and get_ue_golomb(&gb) is called on an uninitialized get_bits context, which causes a NULL deref exception.

Severity
Medium 6.5
Published
3 Jan 2018
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
0.5% in the next 30 daysHigher than 42% of CVEs. EPSS by FIRST, 11 Nov 2026
Weakness
Null pointer dereference (CWE-476)
Attack
Over the network · No login needed · Needs someone to click or open something
Attacker can
Take it down
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Sources
NVD

Affected software

SoftwareAffected versions
FFmpegServers and applications · cpe:a:ffmpeg:ffmpeg
  • Version 3.4

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2017-1000460
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2017-1000460