CVE-2019-6978

high-risk

Published 2019-01-28

The GD Graphics Library (aka LibGD) 2.2.5 has a double free in the gdImage*Ptr() functions in gd_gif_out.c, gd_jpeg.c, and gd_wbmp.c. NOTE: PHP is unaffected.

Do I need to act?

2.6% chance of exploitation in next 30 days

EPSS score — moderate exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 9.8/10 Critical

NETWORK / LOW complexity

Affected Products (7)

Libgd

Debian Linux

Ubuntu Linux

Affected Vendors

Debian Canonical Libgd

References (28)

http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00025.html

http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00031.html

https://access.redhat.com/errata/RHSA-2019:2722

Patch https://github.com/libgd/libgd/commit/553702980ae89c83f2d6e254d62cf82e204956d0

Patch https://github.com/libgd/libgd/issues/492

Patch https://github.com/php/php-src/commit/089f7c0bc28d399b0420aa6ef058e4c1c120b2ae

Mailing List https://lists.debian.org/debian-lts-announce/2019/01/msg00028.html

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...

Third Party Advisory https://security.gentoo.org/glsa/201903-18

Third Party Advisory https://usn.ubuntu.com/3900-1/

Third Party Advisory https://www.debian.org/security/2019/dsa-4384

http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00025.html

http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00031.html

https://access.redhat.com/errata/RHSA-2019:2722

Patch https://github.com/libgd/libgd/commit/553702980ae89c83f2d6e254d62cf82e204956d0

Patch https://github.com/libgd/libgd/issues/492

Patch https://github.com/php/php-src/commit/089f7c0bc28d399b0420aa6ef058e4c1c120b2ae

and 8 more references

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high-risk

Severity 32/34 · Critical

Exploitability 6/34 · Minimal

Exposure 14/34 · Moderate