CVE-2019-20326 Information

Description

A heap-based buffer overflow in _cairo_image_surface_create_from_jpeg() in extensions/cairo_io/cairo-image-surface-jpeg.c in GNOME gThumb before 3.8.3 and Linux Mint Pix before 2.4.5 allows attackers to cause a crash and potentially execute arbitrary code via a crafted JPEG file.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Reference

https://github.com/Fysac/CVE-2019-20326 https://gitlab.gnome.org/GNOME/gthumb/commit/4faa5ce2358812d23a1147953ee76f59631590ad https://gitlab.gnome.org/GNOME/gthumb/commit/ca8f528209ab78935c30e42fe53bdf1a24f3cb44 https://gitlab.gnome.org/GNOME/gthumb/commits/master/extensions/cairo_io/cairo-image-surface-jpeg.c https://security.gentoo.org/glsa/202008-05

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8