CVE-2026-45908 PUBLISHED

accel/amdxdna: Fix memory leak in amdxdna_ubuf_map

Assigner: Linux
Reserved: 13.05.2026 Published: 27.05.2026 Updated: 27.05.2026

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.

Product Status

Vendor Linux
Product Linux
Versions Default: unaffected
  • affected from bd72d4acda1069579b35123e3cc0b21ec1193a21 to 5a68d2c99c859e6e8e36fa4e32749abf6d1fb66a (excl.)
  • affected from bd72d4acda1069579b35123e3cc0b21ec1193a21 to f9f4366d2ff93b07c2571561c776bd9a708078c3 (excl.)
  • affected from bd72d4acda1069579b35123e3cc0b21ec1193a21 to 84dd57fb0359500092f1101409ca32091731490d (excl.)
Vendor Linux
Product Linux
Versions Default: affected
  • Version 6.18 is affected
  • unaffected from 0 to 6.18 (excl.)
  • unaffected from 6.18.14 to 6.18.* (incl.)
  • unaffected from 6.19.4 to 6.19.* (incl.)
  • unaffected from 7.0 to * (incl.)

References