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.

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: 0.370 (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

Libgd — versions 2.1.1
Php
Canonical Ubuntu_linux — versions 12.04, 14.04, 15.10
Debian Debian_linux — versions 7.0, 8.0
Fedoraproject Fedora — versions 23, 24
Opensuse — versions 13.2
N/a — versions n/a

Weakness classification (CWE)

CWE-681 — Incorrect Conversion between Numeric Types

Public proof-of-concept exploits

ARPSyndicate/cvemon

References

secalert@redhat.com (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
secalert@redhat.com (Exploit, VDB Entry, Third Party Advisory, exploit, x_refsource_EXPLOIT-DB)
secalert@redhat.com (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)
secalert@redhat.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
secalert@redhat.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
secalert@redhat.com (mailing-list, Exploit, x_refsource_FULLDISC, Mailing List, Third Party Advisory)
secalert@redhat.com (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
secalert@redhat.com (vendor-advisory, x_refsource_FEDORA, Mailing List, Third Party Advisory)
secalert@redhat.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK, Broken Link)
secalert@redhat.com (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.