CVE-2026-43414
Critical · CVSS 9.8Linux Kernel - scsi qla2xxx — Double Free (CWE-415)
- CVSS
- 9.8
- nvd
- EPSS
- —
- KEV
- No
- Class
- oss containerizable
- CWE-415
Description
In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Completely fix fcport double free In qla24xx_els_dcmd_iocb() sp->free is set to qla2x00_els_dcmd_sp_free(). When an error happens, this function is called by qla2x00_sp_release(), when kref_put() releases the first and the last reference. qla2x00_els_dcmd_sp_free() frees fcport by calling qla2x00_free_fcport(). Doing it one more time after kref_put() is a bad idea.
Search profile — drives PoC discovery
Symbols qla24xx_els_dcmd_iocbqla2x00_els_dcmd_sp_freeqla2x00_sp_releaseqla2x00_free_fcportkref_putsp->freefcport
Keywords CVE-2026-43414qla2xxx double freefcport double freeLinux kernel scsi qla2xxxels_dcmd_sp_free fcportqla2x00_free_fcport double freeCWE-415 Linux kernel qla2xxx
Versions: Linux kernel versions prior to fixes at c0b7da13a04bd70ef6070bfb9ea85f582294560a and d48ea85463f5b34f7b92ea0a13eddf1ab993da7b
Affected packages
| Linux | Kernel | 6.9.0 → 6.19.9 |
References
Status: enriched · ingested 2026-07-09T00:00:39.000Z · profiled 2026-07-09T00:30:39.000Z