Out-of-bounds Read in Libav

CVE-2016-7393

Stack-based buffer overflow in the aac_sync function in aac_parser.c in Libav before 11.5 allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted file.

Vulnerability class: Buffer Overflow

EPSS: 0.016 (72.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

  • Libav
  • N/a — versions n/a

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cve@mitre.org (x_refsource_CONFIRM)
  • cve@mitre.org (mailing-list, x_refsource_MLIST, Patch, Mailing List, Third Party Advisory)
  • cve@mitre.org (Patch, VDB Entry, Third Party Advisory, x_refsource_MISC)
  • cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)

Frequently asked questions

What is CVE-2016-7393?
CVE-2016-7393 is a medium-severity vulnerability in Libav, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2017-02-15.
How severe is CVE-2016-7393?
Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2016-7393 known to be exploited?
3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.