Out-of-bounds Write Affecting webkit2gtk package, versions <2.20.4-1


Severity

Recommended
low

Based on Debian security rating.

Threat Intelligence

EPSS
0.27% (68th percentile)

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  • Snyk IDSNYK-DEBIAN11-WEBKIT2GTK-522258
  • published19 Jul 2018
  • disclosed19 Jul 2018

Introduced: 19 Jul 2018

CVE-2018-12911  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade Debian:11 webkit2gtk to version 2.20.4-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream webkit2gtk package and not the webkit2gtk package as distributed by Debian. See How to fix? for Debian:11 relevant fixed versions and status.

WebKitGTK+ 2.20.3 has an off-by-one error, with a resultant out-of-bounds write, in the get_simple_globs functions in ThirdParty/xdgmime/src/xdgmimecache.c and ThirdParty/xdgmime/src/xdgmimeglob.c.