Simple DirectMedia Layer 2.0.9 libSDL2.a SDL memory corruption

A vulnerability, which was classified as critical, was found in Simple DirectMedia Layer 2.0.9. Affected is the function SDL in the library stdlib/SDL_malloc.c of the file libSDL2.a. The manipulation with an unknown input leads to a memory corruption vulnerability (Segmentation Fault). CWE is classifying the issue as CWE-119. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

An issue was discovered in libSDL2.a in Simple DirectMedia Layer (SDL) 2.0.9 when used in conjunction with libSDL2_image.a in SDL2_image 2.0.4. There is a SEGV in the SDL function SDL_free_REAL at stdlib/SDL_malloc.c.

The weakness was disclosed 05/20/2019. This vulnerability is traded as CVE-2019-12221 since 05/20/2019. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 05/21/2019).

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

The entries 135278, 135279, 135280 and 135281 are pretty similar.

Name

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

VulDB Base Score: ≈5.5
VulDB Temp Score: ≈5.5
VulDB Vector: ?
VulDB Reliability: ?

VulDB Base Score: ?
VulDB Temp Score: ?
VulDB Reliability: ?
Class: Memory corruption / Segmentation Fault (CWE-119)
Local: Yes
Remote: No

Availability: ?
Status: Not defined

Price Prediction: ?
Current Price Estimation: ?

Threat Intelligenceinfoedit

Threat: ?
Adversaries: ?
Geopolitics: ?
Economy: ?
Predictions: ?
Remediation: ?Recommended: no mitigation known
0-Day Time: ?05/20/2019 Advisory disclosed
05/20/2019 +0 days CVE assigned
05/21/2019 +1 days VulDB entry created
05/21/2019 +0 days VulDB last updateCVE: CVE-2019-12221 (?)
See also: ?Created: 05/21/2019 07:39 AM
Complete: ?

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