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CVE
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CVE-2022-45919Date: (C)2022-11-28   (M)2024-06-14


An issue was discovered in the Linux kernel through 6.0.10. In drivers/media/dvb-core/dvb_ca_en50221.c, a use-after-free can occur is there is a disconnect after an open, because of the lack of a wait_event.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : 7.0CVSS Score :
Exploit Score: 1.0Exploit Score:
Impact Score: 5.9Impact Score:
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: LOCALAccess Vector:
Attack Complexity: HIGHAccess Complexity:
Privileges Required: LOWAuthentication:
User Interaction: NONEConfidentiality:
Scope: UNCHANGEDIntegrity:
Confidentiality: HIGHAvailability:
Integrity: HIGH 
Availability: HIGH 
  
Reference:
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=280a8ab81733da8bc442253c700a52c4c0886ffd
https://lore.kernel.org/linux-media/20221121063308.GA33821%40ubuntu/T/#u
https://security.netapp.com/advisory/ntap-20230113-0008/

CWE    1
CWE-416
OVAL    26
oval:org.secpod.oval:def:89049086
oval:org.secpod.oval:def:89048993
oval:org.secpod.oval:def:1506487
oval:org.secpod.oval:def:1506488
...

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