CVE-2026-80822 PUBLISHED

mailbox: mchp-ipc-sbi: Add null check for devm_kasprintf()

Assigner: Linux
Reserved: 26.08.2026 Published: 04.09.2026 Updated: 04.09.2026

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

mailbox: mchp-ipc-sbi: Add null check for devm_kasprintf()

Add a check to see if devm_kasprintf() is not NULL in mchp_ipc_get_cluster_aggr_irq(), returning -ENOMEM if the function failed.

Product Status

Vendor Linux
Product Linux
Versions Default: unaffected
  • affected from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to 364edaedf4125825781a12c84c77699780d52a16 (excl.)
  • affected from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to df5c9816986b2f4d754ef3aa65a92382e9b39c4a (excl.)
  • affected from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to b233e7836d98d1790e71f5f3734a86409664f341 (excl.)
  • affected from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to b37c4d0a2fd90c0c31223acd37f763eb8953ed1a (excl.)
  • affected from 0 to 6.18.47 (excl.)
  • affected from 0 to 7.1.11 (excl.)
  • affected from 0 to 7.2.1 (excl.)
Vendor Linux
Product Linux
Versions Default: affected
  • unaffected from 6.18.47 to 6.18.* (incl.)
  • unaffected from 7.1.11 to 7.1.* (incl.)
  • unaffected from 7.2.1 to 7.2.* (incl.)
  • unaffected from 7.3-rc1 to * (incl.)

References