The Vigil@nce team watches public vulnerabilities impacting your computers, and then offers security solutions, a vigilance database and tools to fix them.

Vulnerability of FontForge: use after free via SFD_GetFontMetaData

Synthesis of the vulnerability 

An attacker can force the usage of a freed memory area via SFD_GetFontMetaData() of FontForge, in order to trigger a denial of service, and possibly to run code.
Impacted products: Fedora, openSUSE Leap, RHEL, SUSE Linux Enterprise Desktop, SLES.
Severity of this bulletin: 2/4.
Creation date: 17/01/2020.
Références of this threat: CVE-2020-5395, FEDORA-2020-229ad63391, openSUSE-SU-2020:0089-1, openSUSE-SU-2020:2111-1, RHSA-2020:1921-01, RHSA-2020:3966-01, SUSE-SU-2020:0118-1, SUSE-SU-2020:0393-1, SUSE-SU-2020:3628-1, VIGILANCE-VUL-31353.

Description of the vulnerability 

An attacker can force the usage of a freed memory area via SFD_GetFontMetaData() of FontForge, in order to trigger a denial of service, and possibly to run code.
Full bulletin, software filtering, emails, fixes, ... (Request your free trial)

This computer threat note impacts software or systems such as Fedora, openSUSE Leap, RHEL, SUSE Linux Enterprise Desktop, SLES.

Our Vigil@nce team determined that the severity of this weakness alert is medium.

The trust level is of type confirmed by the editor, with an origin of document.

An attacker with a expert ability can exploit this computer weakness note.

Solutions for this threat 

Fedora 31: new fontforge packages.
New packages are available:
  Fedora 31: fontforge 20190801-2.fc31

openSUSE Leap 15.1: new fontforge packages (22/01/2020).
New packages are available:
  openSUSE Leap 15.1: fontforge 20170731-lp151.4.3.1

openSUSE Leap 15.1: new fontforge packages (30/11/2020).
New packages are available:
  openSUSE Leap 15.1: fontforge 20170731-lp151.4.6.1

RHEL 7.8: new fontforge packages.
New packages are available:
  RHEL 7.0-7.8: fontforge 20120731b-13.el7

RHEL 8: new fontforge packages.
New packages are available:
  RHEL 8.0-8.1: fontforge 20170731-14.el8

SUSE LE 12 SP4/5: new fontforge packages.
New packages are available:
  SUSE LE 12 SP4: fontforge 20170731-11.11.1
  SUSE LE 12 SP5: fontforge 20170731-11.11.1

SUSE LE 12 SP5: new fontforge packages.
New packages are available:
  SUSE LE 12 SP5: fontforge 20170731-11.14.1

SUSE LE 15 SP1: new fontforge packages.
New packages are available:
  SUSE LE 15 SP1: fontforge 20170731-4.3.2
Full bulletin, software filtering, emails, fixes, ... (Request your free trial)

Computer vulnerabilities tracking service 

Vigil@nce provides an applications vulnerabilities workaround. The Vigil@nce team tracks computer vulnerabilities impacting systems and applications.