Vulnerability in Libgd

CVE-2016-3074

Integer signedness error in GD Graphics Library 2.1.1 (aka libgd or libgd2) allows remote attackers to cause a denial of service (crash) or potentially execute arbitrary code via crafted compressed gd2 data, which triggers a heap-based buf…

EPSS: 0.605 (98.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • DSA-3556 (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
  • 39736 (Exploit, exploit, Third Party Advisory, VDB Entry, x_refsource_EXPLOIT-DB)
  • GLSA-201611-22 (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)
  • 87087 (Third Party Advisory, VDB Entry, vdb-entry, x_refsource_BID)
  • RHSA-2016:2750 (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
  • 20160421 CVE-2016-3074: libgd: signedness vulnerability (mailing-list, Exploit, x_refsource_FULLDISC, Mailing List, Third Party Advisory)
  • DSA-3602 (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
  • FEDORA-2016-0c57b12c7b (x_refsource_FEDORA, vendor-advisory, Mailing List, Third Party Advisory)
  • 1035659 (Third Party Advisory, VDB Entry, vdb-entry, x_refsource_SECTRACK, Broken Link)
  • GLSA-201607-04 (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)

Frequently asked questions

What is CVE-2016-3074?
CVE-2016-3074 is a critical-severity vulnerability in Libgd, classified under Incorrect Conversion between Numeric Types. CVSS score: 9.8/10. Published 2016-04-26.
How severe is CVE-2016-3074?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2016-3074 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.