An issue was discovered in Tiny C Compiler (aka TinyCC or TCC) 0.9.27. Compiling a crafted source file leads to a one-byte out-of-bounds write in the gsym_addr function in x86_64-gen.c. This occurs because tccasm.c mishandles section switches.
Advisories
Source ID Title
EUVD EUVD EUVD-2019-4091 An issue was discovered in Tiny C Compiler (aka TinyCC or TCC) 0.9.27. Compiling a crafted source file leads to a one-byte out-of-bounds write in the gsym_addr function in x86_64-gen.c. This occurs because tccasm.c mishandles section switches.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

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Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-04T23:24:38.393Z

Reserved: 2019-05-31T00:00:00

Link: CVE-2019-12495

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2019-05-31T11:29:02.623

Modified: 2024-11-21T04:22:58.223

Link: CVE-2019-12495

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses