CVE-2026-45857 PUBLISHED

scsi: csiostor: Fix dereference of null pointer rn

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

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

scsi: csiostor: Fix dereference of null pointer rn

The error exit path when rn is NULL ends up deferencing the null pointer rn via the use of the macro CSIO_INC_STATS. Fix this by adding a new error return path label after the use of the macro to avoid the deference.

Product Status

Vendor Linux
Product Linux
Versions Default: unaffected
  • affected from a3667aaed5698b84bad2f1b3f71adc86499f4bc6 to 16ccbfddcb32365138c806cf572e69b42a193c5c (excl.)
  • affected from a3667aaed5698b84bad2f1b3f71adc86499f4bc6 to 44ef9f81392de885883f73b9f5c43936a82ae9d7 (excl.)
  • affected from a3667aaed5698b84bad2f1b3f71adc86499f4bc6 to 526ea3c0ccd495b0079db3e28fdddd51c1bf01f7 (excl.)
  • affected from a3667aaed5698b84bad2f1b3f71adc86499f4bc6 to 25d623f0d77c11a256a54e860d00c239aa9a2583 (excl.)
  • affected from a3667aaed5698b84bad2f1b3f71adc86499f4bc6 to 6037124dbf675fbd0a6248aaf04cf07387b8c323 (excl.)
  • affected from a3667aaed5698b84bad2f1b3f71adc86499f4bc6 to 25ab5e97d3c5f3ed594b4a65d1cc99dc24756681 (excl.)
  • affected from a3667aaed5698b84bad2f1b3f71adc86499f4bc6 to 3bbbab7b6949c76df64210348adbefedaabbf549 (excl.)
  • affected from a3667aaed5698b84bad2f1b3f71adc86499f4bc6 to 1982257570b84dc33753d536dd969fd357a014e9 (excl.)
Vendor Linux
Product Linux
Versions Default: affected
  • Version 3.8 is affected
  • unaffected from 0 to 3.8 (excl.)
  • unaffected from 5.10.252 to 5.10.* (incl.)
  • unaffected from 5.15.202 to 5.15.* (incl.)
  • unaffected from 6.1.165 to 6.1.* (incl.)
  • unaffected from 6.6.128 to 6.6.* (incl.)
  • unaffected from 6.12.75 to 6.12.* (incl.)
  • 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