CVE-2024-22920
swftools 0.9.2 was discovered to contain a heap-use-after-free via the function bufferWriteData...
CVE-2024-22920 is a high vulnerability (CVSS 7.8) in Swftools, published January 19, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.30%, the 22nd percentile. No source names a fixed version.
swftools 0.9.2 was discovered to contain a heap-use-after-free via the function bufferWriteData in swftools/lib/action/compile.c.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
swftools 0.9.2 was discovered to contain a heap-use-after-free via the function bufferWriteData in swftools/lib/action/compile.c.
- Record
CVE-2024-22920- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-416
- Updated
- 2026-11-02
CVE List
swftools 0.9.2 was discovered to contain a heap-use-after-free via the function bufferWriteData in swftools/lib/action/compile.c.
- Record
CVE-2024-22920- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-416
- Updated
- 2026-11-02
EUVDEUVD-2024-20445
swftools 0.9.2 was discovered to contain a heap-use-after-free via the function bufferWriteData in swftools/lib/action/compile.c.
- Record
EUVD-2024-20445- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-p4cw-mpfx-4796
swftools 0.9.2 was discovered to contain a heap-use-after-free via the function bufferWriteData...
swftools 0.9.2 was discovered to contain a heap-use-after-free via the function bufferWriteData in swftools/lib/action/compile.c.
- Record
GHSA-p4cw-mpfx-4796- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-416
- Updated
- 2026-11-02
OSVUBUNTU-CVE-2024-22920
swftools 0.9.2 was discovered to contain a heap-use-after-free via the function bufferWriteData in swftools/lib/action/compile.c.
- Record
UBUNTU-CVE-2024-22920- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
swftoolsUbuntu:16.04:LTS |
All versions, plus listed versions 0.9.2+git20130725-20.9.2+git20130725-2ubuntu10.9.2+git20130725-40.9.2+git20130725-4.1~build0.16.04.1 |
None known |
swftoolsUbuntu:18.04:LTS |
All versions, plus listed versions 0.9.2+git20130725-4.1 |
None known |
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, GitHub Advisories, NVD, OSV |