Double Free Affecting libgd2 package, versions <2.2.4-2+deb9u4
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applications- Snyk IDSNYK-DEBIAN9-LIBGD2-382983
- published28 Jan 2019
- disclosed28 Jan 2019
Introduced: 28 Jan 2019
CVE-2019-6978 (opens in a new tab)How to fix?
Upgrade Debian:9 libgd2 to version 2.2.4-2+deb9u4 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream libgd2 package and not the libgd2 package as distributed by Debian.
See How to fix? for Debian:9 relevant fixed versions and status.
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.
References
- https://security-tracker.debian.org/tracker/CVE-2019-6978
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-6978
- https://www.debian.org/security/2019/dsa-4384
- https://lists.debian.org/debian-lts-announce/2019/01/msg00028.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3CZ2QADQTKRHTGB2AHD7J4QQNDLBEMM6/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3WRUPZVT2MWFUEMVGTRAGDOBHLNMGK5R/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TEYUUOW75YD3DENIPYMO263E6NL2NFHI/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TTXSLRZI5BCQT3H5KALG3DHUWUMNPDX2/
- https://security.gentoo.org/glsa/201903-18
- https://github.com/libgd/libgd/commit/553702980ae89c83f2d6e254d62cf82e204956d0
- https://github.com/php/php-src/commit/089f7c0bc28d399b0420aa6ef058e4c1c120b2ae
- https://github.com/libgd/libgd/issues/492
- 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
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2019-6978
- https://usn.ubuntu.com/3900-1/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3CZ2QADQTKRHTGB2AHD7J4QQNDLBEMM6/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3WRUPZVT2MWFUEMVGTRAGDOBHLNMGK5R/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TEYUUOW75YD3DENIPYMO263E6NL2NFHI/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TTXSLRZI5BCQT3H5KALG3DHUWUMNPDX2/