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Medium severity5.5NVD Advisory· Published Sep 20, 2021· Updated Jun 17, 2026

CVE-2021-39553

CVE-2021-39553

Description

An issue was discovered in swftools through 20200710. A NULL pointer dereference exists in the function grealloc() located in gmem.cc. It allows an attacker to cause Denial of Service.

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LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3
  • Swftools/Swftools2 versions
    cpe:2.3:a:swftools:swftools:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:a:swftools:swftools:*:*:*:*:*:*:*:*range: <=2020-07-10
    • (no CPE)range: <=20200710
  • swftools/swftoolsdescription

Patches

Vulnerability mechanics

References

1

News mentions

0

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