CVE-2024-50277

Summary

In the Linux kernel, the following vulnerability has been resolved:

dm: fix a crash if blk_alloc_disk fails

If blk_alloc_disk fails, the variable md->disk is set to an error value. cleanup_mapped_device will see that md->disk is non-NULL and it will attempt to access it, causing a crash on this statement "md->disk->private_data = NULL;".

Affected Software

VendorProductVersion RangeStatus
LinuxLinux74fa8f9c553f7b5ccab7d103acae63cc2e080465 < d7aec2a06730b774a97caaf48cbbc58330a85829affected
LinuxLinux74fa8f9c553f7b5ccab7d103acae63cc2e080465 < fed13a5478680614ba97fc87e71f16e2e197912eaffected
LinuxLinux6.9affected
LinuxLinux0 < 6.9unaffected
LinuxLinux6.11.8 <= 6.11.*unaffected
LinuxLinux6.12 <= *unaffected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References