https://patchthecve.com/CVEs with upgrade or downgrade fix stepshttps://patchthecve.com/cve/CVE-2019-12495.htmlhttps://patchthecve.com/cve/CVE-2019-12495.htmlWed, 17 Jun 2026 02:14:45 +0000MEDIUM 5.5: 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.https://patchthecve.com/cve/CVE-2019-9754.htmlhttps://patchthecve.com/cve/CVE-2019-9754.htmlWed, 17 Jun 2026 02:44:17 +0000MEDIUM 5.5: An issue was discovered in Tiny C Compiler (aka TinyCC or TCC) 0.9.27. Compiling a crafted source file leads to an 1 byte out of bounds write in the end_macro function in tccpp.c.https://patchthecve.com/cve/CVE-2018-20376.htmlhttps://patchthecve.com/cve/CVE-2018-20376.htmlWed, 17 Jun 2026 01:52:43 +0000MEDIUM 5.5: 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 asm_parse_directive function in tccasm.c.https://patchthecve.com/cve/CVE-2018-20375.htmlhttps://patchthecve.com/cve/CVE-2018-20375.htmlWed, 17 Jun 2026 01:52:43 +0000MEDIUM 5.5: 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.https://patchthecve.com/cve/CVE-2018-20374.htmlhttps://patchthecve.com/cve/CVE-2018-20374.htmlWed, 17 Jun 2026 01:52:43 +0000MEDIUM 5.5: 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 use_section1 function in tccasm.c.