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In the IPv6 implementation in the Linux kernel before 5.13.3 net/ipv6/output_core.c has an information leak because of certain use of a hash table which although big doesn't properly consider that IPv6-based attackers can typically choose among many IPv6 source addresses.

🗓️ 12 Jan 2022 08:00:00Reported by MicrosoftType 
mscve
 mscve🔗 msrc.microsoft.com👁 2 Views

Information leak in Linux kernel IPv6 before 5.13.3 due to a hash table not accounting for many IPv6 source addresses.

Related
Detection
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Tenable Nessus		AlmaLinux 8 : kernel (ALSA-2022:1988)
12 May 202200:00
–nessus
Tenable Nessus		EulerOS 2.0 SP5 : kernel (EulerOS-SA-2022-1328)
21 Mar 202200:00
–nessus
Tenable Nessus		EulerOS 2.0 SP8 : kernel (EulerOS-SA-2022-1366)
11 Apr 202200:00
–nessus
Rows per page
Vulners
Node
microsoftcbl2_kernel_5.15.2.1-1Range<5.15.2.1-1
OR
microsoftcm1_kernel_5.10.88.1-2Range<5.10.88.1-2

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12 Jan 2022 08:00Current
6.6Medium risk
Vulners AI Score6.6
CVSS 25
CVSS 3.17.5
EPSS0.011
linux kernelinternet protocol sixinformation leakhash table flaw
2