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Vulnerability of GDK Pixbuf: overload via write_indexes

Synthesis of the vulnerability 

An attacker can trigger an overload via write_indexes() of GDK Pixbuf, in order to trigger a denial of service.
Vulnerable products: Fedora, openSUSE Leap, Solaris, SLES, Ubuntu.
Severity of this weakness: 2/4.
Creation date: 08/12/2020.
Références of this bulletin: CVE-2020-29385, FEDORA-2021-2e59756cbe, openSUSE-SU-2021:0150-1, SUSE-SU-2021:0184-1, USN-4663-1, VIGILANCE-VUL-34056.

Description of the vulnerability 

An attacker can trigger an overload via write_indexes() of GDK Pixbuf, in order to trigger a denial of service.
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This vulnerability alert impacts software or systems such as Fedora, openSUSE Leap, Solaris, SLES, Ubuntu.

Our Vigil@nce team determined that the severity of this computer 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 vulnerability.

Solutions for this threat 

Fedora 33: new gdk-pixbuf2 packages.
New packages are available:
  Fedora 33: gdk-pixbuf2 2.42.2-2.fc33

Fedora 33: new gdk-pixbuf2-xlib packages.
New packages are available:
  Fedora 33: gdk-pixbuf2-xlib 2.40.2-2.fc33

openSUSE Leap 15.2: new gdk-pixbuf packages.
New packages are available:
  openSUSE Leap 15.2: gdk-pixbuf 2.40.0-lp152.2.3.1

Oracle Solaris: patch for third party software of January 2021 v3.
A patch is available:
  https://support.oracle.com/rs?type=doc&id=1448883.1

SUSE LE 15 SP2: new gdk-pixbuf packages.
New packages are available:
  SUSE LE 15 SP2: gdk-pixbuf 2.40.0-3.3.1

Ubuntu: new libgdk-pixbuf2.0-0 packages.
New packages are available:
  Ubuntu 20.10: libgdk-pixbuf2.0-0 2.40.0+dfsg-5ubuntu0.1
  Ubuntu 20.04 LTS: libgdk-pixbuf2.0-0 2.40.0+dfsg-3ubuntu0.1
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