Back
CVE-2012-4432
Use-after-free vulnerability in opngreduc.c in OptiPNG Hg and 0.7.x before 0.7.3 might allow remote attackers to execute arbitrary code…
High7.5EPSS 5.2%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
Use-after-free vulnerability in opngreduc.c in OptiPNG Hg and 0.7.x before 0.7.3 might allow remote attackers to execute arbitrary code via unspecified vectors related to "palette reduction."
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 5.2% · top 7.5% of all CVEs (3 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
Affected products
n/a
- affected n/a
References (8)
- 55566 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://optipng.sourceforge.net/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- optipng-palette-code-execution(78743) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- [oss-security] 20120917 CVE request: OptiPNG Palette Reduction Use-After-Free Vulnerability (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- http://optipng.hg.sourceforge.net/hgweb/optipng/optipng/rev/f1d5d44670a2 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 50654 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://sourceforge.net/news/?group_id=151404 (opens in a new tab)x_refsource_CONFIRMx_transferred
- [oss-security] 20120917 Re: CVE request: OptiPNG Palette Reduction Use-After-Free Vulnerability (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2012-4432)Record last updated .