CVE-2021-45481 — Missing Release of Memory after Effective Lifetime in Webkitgtk

CWE-401 — Missing Release of Memory after Effective Lifetime5 documents5 sources
Severity
6.5MEDIUMNVD
OSV8.8
EPSS
0.0%
top 92.07%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
WebkitgtkDebian Webkit2gtkDebian Wpewebkit
Timeline
PublishedDec 25
Latest updateDec 26

Description

In WebKitGTK before 2.32.4, there is incorrect memory allocation in WebCore::ImageBufferCairoImageSurfaceBackend::create, leading to a segmentation violation and application crash, a different vulnerability than CVE-2021-30889.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HExploitability: 2.8 | Impact: 3.6

Affected Packages3 packages

▶NVDwebkitgtk/webkitgtk< 2.32.4
▶debiandebian/wpewebkit< webkit2gtk 2.34.0-1 (bookworm)
▶debiandebian/webkit2gtk< webkit2gtk 2.34.0-1 (bookworm)

🔴Vulnerability Details

2
GHSA
GHSA-p53f-pm5m-wpj7: In WebKitGTK before 2↗2021-12-26
▶
OSV
CVE-2021-45481: In WebKitGTK before 2↗2021-12-25
▶

📋Vendor Advisories

2
Red Hat
webkitgtk: Incorrect memory allocation in WebCore::ImageBufferCairoImageSurfaceBackend::create↗2021-12-17
▶
Debian
CVE-2021-45481: webkit2gtk - In WebKitGTK before 2.32.4, there is incorrect memory allocation in WebCore::Ima...↗2021
▶