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CVE-2022-50439: linux kernel vulnerability
CVE-2022-50439: medium vulnerability affecting linux kernel. Check CVSS, KEV status, business impact and recommended administrator actions.
- CVSS
- 5.5 MEDIUM
- EPSS
- 5.16%
- Known exploited
- not in KEV
- Product
- linux kernel
What is known
In the Linux kernel, the following vulnerability has been resolved: ASoC: mediatek: mt8173: Enable IRQ when pdata is ready If the device does not come straight from reset, we might receive an IRQ before we are ready to handle it. [ 2.334737] Unable to handle kernel read from unreadable memory at virtual address 00000000000001e4 [ 2.522601] Call trace: [ 2.525040] regmap_read+0x1c/0x80 [ 2.528434] mt8173_afe_irq_handler+0x40/0xf0 ... [ 2.598921] start_kernel+0x338/0x42c
Business impact
Successful exploitation of CVE-2022-50439, a medium vulnerability (CVSS 5.5) affecting linux kernel, may affect the confidentiality, integrity or availability of the vulnerable environment. The exact impact depends on the installed version, exposed interfaces and deployment configuration.
Recommended administrator action
Confirm whether linux kernel is present and compare installed versions with the vendor advisory and NVD record. Apply the vendor patch or documented mitigation; until remediation is complete, reduce exposure of affected interfaces, review relevant logs and monitor for indicators of exploitation. DataHouse can support version verification, managed patching, network exposure reduction, log review and backup validation for dedicated, cloud and colocated environments.