CVE-2026-45908

Summary

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

accel/amdxdna: Fix memory leak in amdxdna_ubuf_map

The amdxdna_ubuf_map() function allocates memory for sg and internal sg table structures, but it fails to free them if subsequent operations (sg_alloc_table_from_pages or dma_map_sgtable) fail.

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxbd72d4acda1069579b35123e3cc0b21ec1193a21 < 5a68d2c99c859e6e8e36fa4e32749abf6d1fb66aaffected
LinuxLinuxbd72d4acda1069579b35123e3cc0b21ec1193a21 < f9f4366d2ff93b07c2571561c776bd9a708078c3affected
LinuxLinuxbd72d4acda1069579b35123e3cc0b21ec1193a21 < 84dd57fb0359500092f1101409ca32091731490daffected
LinuxLinux6.18affected
LinuxLinux0 < 6.18unaffected
LinuxLinux6.18.14 <= 6.18.*unaffected
LinuxLinux6.19.4 <= 6.19.*unaffected
LinuxLinux7.0 <= *unaffected

Weaknesses

References