CVE-2020-14409

SDL2: Integer overflow in SDL_BlitCopy in video/SDL_blit_copy.c via a crafted .BMP file

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Severity

Important

Red Hat Product Security

7.8

CVSS 3.1

Review impact separately from score.

Published · January 19, 2021

Updated · November 22, 2025

Description

A flaw was found in SDL2. An attacker who is able to submit a crafted file to an application depending on SDL2's functionality could trigger an integer overflow and subsequent out-of-bounds write. The highest impact is to data confidentiality and integrity as well as system availability.

Statement

SDL as shipped in Red Hat Enterprise Linux 6, 7, and 8 is not affected as the vulnerable code exists in SDL2; SDL is already hardened for this flaw.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CWE-190 · Integer Overflow or Wraparound