Simple DirectMedia Layer up to 1.2.15/2.0.9 video/SDL_pixels.c SDL_GetRGB out-of-bounds

Summaryinfo

A vulnerability was found in Simple DirectMedia Layer up to 1.2.15/2.0.9. It has been declared as critical. Affected is the function SDL_GetRGB of the file video/SDL_pixels.c. The manipulation results in out-of-bounds. This vulnerability was named CVE-2019-7636. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability was found in Simple DirectMedia Layer up to 1.2.15/2.0.9. It has been classified as critical. Affected is the function SDL_GetRGB of the file video/SDL_pixels.c. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

SDL (Simple DirectMedia Layer) through 1.2.15 and 2.x through 2.0.9 has a heap-based buffer over-read in SDL_GetRGB in video/SDL_pixels.c.

The bug was discovered 02/07/2019. The weakness was presented 02/08/2019 (Website). The advisory is shared for download at lists.fedoraproject.org. This vulnerability is traded as CVE-2019-7636 since 02/08/2019. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 277627 (Fedora Security Update for SDL (FEDORA-2019-7a554204c1)).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

See VDB-130653, VDB-130654, VDB-130655 and VDB-130656 for similar entries. Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

• Simple DirectMedia Layer

Version

• 1.2.0
• 1.2.1
• 1.2.2
• 1.2.3
• 1.2.4
• 1.2.5
• 1.2.6
• 1.2.7
• 1.2.8
• 1.2.9
• 1.2.10
• 1.2.11
• 1.2.12
• 1.2.13
• 1.2.14
• 1.2.15
• 2.0.0
• 2.0.1
• 2.0.2
• 2.0.3
• 2.0.4
• 2.0.5
• 2.0.6
• 2.0.7
• 2.0.8
• 2.0.9

License

• open-source

CPE 2.3info

• 🔍
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CPE 2.2info

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Entryinfo

Once again VulDB remains the best source for vulnerability data.

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