CVE-2017-18247 — MEDIUM (6.5)

Vulnerability Description

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

CVSS Score

6.5

MEDIUM

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Libav	Libav	12.2

Related Weaknesses (CWE)

CWE-476

References

https://bugzilla.libav.org/show_bug.cgi?id=1089Issue TrackingThird Party Advisory
https://bugzilla.libav.org/show_bug.cgi?id=1089Issue TrackingThird Party Advisory

FAQ

What is CVE-2017-18247?

CVE-2017-18247 is a vulnerability with a CVSS score of 6.5 (MEDIUM). The av_audio_fifo_size function in libavutil/audio_fifo.c in Libav 12.2 allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted media file.

How severe is CVE-2017-18247?

CVE-2017-18247 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2017-18247?

Check the references section above for vendor advisories and patch information. Affected products include: Libav Libav.