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tcm loop
About this tag
The tcm_loop tag on WindowsForum.com covers discussions about the Linux kernel's SCSI target loop driver, specifically focusing on a NULL-pointer dereference vulnerability (CVE-2025-68229) that can cause kernel crashes. Topics include the technical details of the defect in tcm_loop_tpg_address_show, the upstream fix commits, and guidance for operators on applying kernel updates to mitigate the availability risk. The content is relevant for Linux system administrators and developers managing kernel security patches.
A newly assigned CVE, CVE-2025-68229, documents a Linux kernel defect in the SCSI target loop driver (tcm_loop) that can cause a kernel crash: a NULL-pointer dereference in tcm_loop_tpg_address_show when tl_hba->sh was not successfully allocated during driver probe. The upstream maintainers have...