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Tenable Nessus
Tenable Nessus
added 2025/09/10 12:0 a.m.2 views

Linux Distros Unpatched Vulnerability : CVE-2021-39553

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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...

5.5CVSS6.2AI score0.00635EPSS
Exploits1References2
RedhatCVE
RedhatCVE
added 2025/05/22 6:47 p.m.8 views

CVE-2021-39553

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...

5.5CVSS6.7AI score0.00635EPSS
Exploits1References1
OSV
OSV
added 2021/09/20 4:15 p.m.3 views

CVE-2021-39553

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...

5.5CVSS6.1AI score
Exploits0References1
Cvelist
Cvelist
added 2021/09/20 3:27 p.m.28 views

CVE-2021-39553

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...

5.6AI score0.00635EPSS
Exploits1References1
CVE
CVE
added 2021/09/20 3:27 p.m.58 views

CVE-2021-39553

Swftools is affected by CVE-2021-39553 due to a NULL pointer dereference in grealloc() located in gmem.cc, which can lead to Denial of Service. Affected version range is up to 20200710. The connected documents confirm the vulnerability and impact but do not provide remediation details or patch in...

5.5CVSS5.3AI score0.00635EPSS
Exploits1References1Affected Software1
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