CVE-2022-48824

low-risk
Published 2024-07-16

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

Do I need to act?

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0.04% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.5/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Affected Vendors

Linux

References (10)

Patch https://git.kernel.org/stable/c/0e42c4a3d732517edc3766dd45a14e60d29dd929
Patch https://git.kernel.org/stable/c/1d6cd26605b4d662063a83c15c776b5299a1cb23
Patch https://git.kernel.org/stable/c/4db09593af0b0b4d7d4805ebb3273df51d7cc30d
Patch https://git.kernel.org/stable/c/5c5ceea00c8c9df150708e66cb9f2891192c1162
Patch https://git.kernel.org/stable/c/6207f35c213f6cb2fc3f13b5e77f08c710e1de19
Patch https://git.kernel.org/stable/c/0e42c4a3d732517edc3766dd45a14e60d29dd929
Patch https://git.kernel.org/stable/c/1d6cd26605b4d662063a83c15c776b5299a1cb23
Patch https://git.kernel.org/stable/c/4db09593af0b0b4d7d4805ebb3273df51d7cc30d
Patch https://git.kernel.org/stable/c/5c5ceea00c8c9df150708e66cb9f2891192c1162
Patch https://git.kernel.org/stable/c/6207f35c213f6cb2fc3f13b5e77f08c710e1de19
23
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal