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Weakness (CWE) CWE-787 Out-of-bounds Write 1

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TI-2026-79486 CVE-2026-115504 · GHSA-wjcj-f49x-x56c

Out-of-bounds write in CFITSIO ffgcls2 allows code execution

Priority LOW 38

CFITSIO through 4.7.0 contains an out-of-bounds write vulnerability in ffgcls2() in getcols.c that trusts attacker-controlled heap descriptor lengths for variable-length string columns.

CVSS 4.0HIGH 8.5· Local · No auth · User interaction · EPSS 0.00167 · Published 2026-10-22 · No fix listed CWE-787

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