CVE-2020-14409 Information

Description

SDL (Simple DirectMedia Layer) through 2.0.12 has an Integer Overflow (and resultant SDL_memcpy heap corruption) in SDL_BlitCopy in video/SDL_blit_copy.c via a crafted .BMP file.

CVSS Vector

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

Reference

https://bugzilla.libsdl.org/show_bug.cgi?id=5200 https://hg.libsdl.org/SDL/rev/3f9b4e92c1d9 https://lists.debian.org/debian-lts-announce/2021/01/msg00024.html https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5FS32YCEJLQ2FYUWSWYI2ZMQWQEAWJNR/ https://security.gentoo.org/glsa/202107-55

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