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Vulnerability of libcroco: denial of service via cr_tknzr_parse_comment

Synthesis of the vulnerability

An attacker can trigger a fatal error via cr_tknzr_parse_comment() of libcroco, in order to trigger a denial of service.
Severity of this weakness: 2/4.
Creation date: 12/06/2019.
Références of this bulletin: CVE-2017-8834, openSUSE-SU-2019:1575-1, SUSE-SU-2019:1468-1, VIGILANCE-VUL-29520.

Description of the vulnerability

An attacker can trigger a fatal error via cr_tknzr_parse_comment() of libcroco, in order to trigger a denial of service.
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This cybersecurity weakness impacts software or systems such as openSUSE Leap, SUSE Linux Enterprise Desktop, SLES.

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

Solutions for this threat

openSUSE Leap 42.3: new libcroco packages.
New packages are available:
  openSUSE Leap 42.3: libcroco 0.6.11-5.3.1

SUSE LE 12 SP3/4: new libcroco packages.
New packages are available:
  SUSE LE 12 SP3: libcroco 0_6-3-0.6.11-12.3.1
  SUSE LE 12 SP4: libcroco 0_6-3-0.6.11-12.3.1
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