CVE-2026-72224

Summary

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

nvdimm/btt: Free arenas on btt_init() error paths

The arenas allocated by discover_arenas() or create_arenas() are not freed on some error paths in btt_init(). This leaks memory when BTT initialization fails.

Call free_arenas() from the affected error paths to release the allocations.

[ as: commit message and log edits ]

Affected Software

VendorProductVersion RangeStatus
LinuxLinux5212e11fde4d40fa627668b4f2222d20db488f71 < 9ab5293d9ac3f2c4232220e563d04701f5f44607affected
LinuxLinux5212e11fde4d40fa627668b4f2222d20db488f71 < 68c967e105d50f885e02b0dbdc9211fd5f84bdcdaffected
LinuxLinux5212e11fde4d40fa627668b4f2222d20db488f71 < 0b63788093ff6ccfffe6e87de9e08aeeb406599caffected
LinuxLinux5212e11fde4d40fa627668b4f2222d20db488f71 < 5804e6a6912b5a1e47c821777d69191d69a3fe64affected
LinuxLinux5212e11fde4d40fa627668b4f2222d20db488f71 < 52a7e7ece79c4b0f406149e19cd2b4b11a6c19e4affected
LinuxLinux5212e11fde4d40fa627668b4f2222d20db488f71 < f4ca396bdd60b4e0a665b2589bfc4ddbea9bda2baffected
LinuxLinux5212e11fde4d40fa627668b4f2222d20db488f71 < 7e49684d90faa34ff6d5586be658e986d9d475acaffected
LinuxLinux5212e11fde4d40fa627668b4f2222d20db488f71 < 1a6b6442a982d0ca5fb6a1a39b6f6dfd760eda57affected
LinuxLinux4.2affected
LinuxLinux0 < 4.2unaffected
LinuxLinux5.10.261 <= 5.10.*unaffected
LinuxLinux5.15.212 <= 5.15.*unaffected
LinuxLinux6.1.178 <= 6.1.*unaffected
LinuxLinux6.6.145 <= 6.6.*unaffected
LinuxLinux6.12.97 <= 6.12.*unaffected
LinuxLinux6.18.40 <= 6.18.*unaffected
LinuxLinux7.1.5 <= 7.1.*unaffected
LinuxLinux7.2 <= *unaffected

Weaknesses

References