High severity7.5NVD Advisory· Published Apr 16, 2026· Updated Apr 17, 2026
CVE-2026-30656
CVE-2026-30656
Description
A NULL pointer dereference vulnerability exists in fio (Flexible I/O Tester) v3.41 when parsing job files containing the fdp_pli option. The callback function str_fdp_pli_cb() does not validate the input pointer and calls strdup() on a NULL value when the option is specified without an argument. This results in a segmentation fault and process crash.
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Affected products
2- Range: <=3.41
Patches
Vulnerability mechanics
References
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