CVE-2018-20375 An issue was discovered in Tiny C Compiler (aka TinyCC or TCC) 0.9.27. Compiling a crafted source file leads to an 8 byte out of bounds write in the sym_pop function in tccgen.c.
MediumCVSS 5.5
EPSS 0.75%
- Published
- Updated
- Exploit status
- No public exploit known
Description
An issue was discovered in Tiny C Compiler (aka TinyCC or TCC) 0.9.27. Compiling a crafted source file leads to an 8 byte out of bounds write in the sym_pop function in tccgen.c.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| debian/tcc(Debian:12) | All versions | No fix listed |
| debian/tcc(Debian:12) | = 0.9.27+git20200814.62c30a4a-1 | No fix listed |
| debian/tcc(Debian:12) | = 0.9.27+git20200814.62c30a4a-2 | No fix listed |
| debian/tcc(Debian:13) | All versions | No fix listed |
| debian/tcc(Debian:13) | = 0.9.27+git20200814.62c30a4a-2 | No fix listed |
| tinycc | = 0.9.27 | No fix listed |
| ubuntu/tcc(Ubuntu:24.04) | All versions | No fix listed |
| ubuntu/tcc(Ubuntu:26.04) | All versions | No fix listed |
| ubuntu/tcc(Ubuntu:26.10) | All versions | No fix listed |
| ubuntu/tcc(Ubuntu:22.04) | All versions | No fix listed |
References
- Ubuntu CVE tracker vendor-advisory
- www.cve.org
- Debian Security Tracker CVE-2018-20375 vendor-advisory
- lists.nongnu.org exploit mailing-list third-party-advisory