CVE-2022-48824

Summary

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

scsi: myrs: Fix crash in error case

In myrs_detect(), cs->disable_intr is NULL when privdata->hw_init() fails with non-zero. In this case, myrs_cleanup(cs) will call a NULL ptr and crash the kernel.

[ 1.105606] myrs 0000:00:03.0: Unknown Initialization Error 5A [ 1.105872] myrs 0000:00:03.0: Failed to initialize Controller [ 1.106082] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 1.110774] Call Trace: [ 1.110950] myrs_cleanup+0xe4/0x150 [myrs] [ 1.111135] myrs_probe.cold+0x91/0x56a [myrs] [ 1.111302] ? DAC960_GEM_intr_handler+0x1f0/0x1f0 [myrs] [ 1.111500] local_pci_probe+0x48/0x90

Affected Software

VendorProductVersion RangeStatus
LinuxLinux77266186397c6c782a3f670d32808a9671806ec5 < 5c5ceea00c8c9df150708e66cb9f2891192c1162affected
LinuxLinux77266186397c6c782a3f670d32808a9671806ec5 < 0e42c4a3d732517edc3766dd45a14e60d29dd929affected
LinuxLinux77266186397c6c782a3f670d32808a9671806ec5 < 6207f35c213f6cb2fc3f13b5e77f08c710e1de19affected
LinuxLinux77266186397c6c782a3f670d32808a9671806ec5 < 1d6cd26605b4d662063a83c15c776b5299a1cb23affected
LinuxLinux77266186397c6c782a3f670d32808a9671806ec5 < 4db09593af0b0b4d7d4805ebb3273df51d7cc30daffected
LinuxLinux4.20affected
LinuxLinux0 < 4.20unaffected
LinuxLinux5.4.180 <= 5.4.*unaffected
LinuxLinux5.10.101 <= 5.10.*unaffected
LinuxLinux5.15.24 <= 5.15.*unaffected
LinuxLinux5.16.10 <= 5.16.*unaffected
LinuxLinux5.17 <= *unaffected

Weaknesses

ADP Enrichment

CVE Program Container

Additional References

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References