CVE-2026-72106

Summary

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

dm-ioctl: fix a possible overflow in list_version_get_info

sizeof(tt->version) is 12 bytes, but the code writes 16 bytes into the output buffer - info->vers->version[0], info->vers->version[1], info->vers->version[2] and info->vers->next. This can cause buffer overflow.

Fix this buffer overflow by replacing "sizeof(tt->version)" with "sizeof(struct dm_target_versions)".

Affected Software

VendorProductVersion RangeStatus
LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 29536a9ff146d9bbd618959857ed2e691cda1d21affected
LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < e0f5842c4e2a7dbefb52a2dc6711789bc6963e55affected
LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < d61c12573ed9768690fdcb2bc38846a1bcb01358affected
LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < df50c24c6447c18886ed126d3d81cc7e155ea8b6affected
LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 76c6f845dc0c614304a6e6ee619b552f97cf24b3affected
LinuxLinux0 < 6.6.145affected
LinuxLinux0 < 6.12.97affected
LinuxLinux0 < 6.18.40affected
LinuxLinux0 < 7.1.5affected
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