vulnerability

Ubuntu: (Multiple Advisories) (CVE-2021-45485): Linux kernel vulnerabilities

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Severity
5
CVSS
(AV:N/AC:L/Au:N/C:P/I:N/A:N)
Published
Dec 25, 2021
Added
Feb 23, 2022
Modified
Mar 22, 2023

Description

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.

Solution(s)

ubuntu-upgrade-linux-image-4-4-0-1099-awsubuntu-upgrade-linux-image-4-4-0-1100-kvmubuntu-upgrade-linux-image-4-4-0-1102-awsubuntu-upgrade-linux-image-4-4-0-1103-kvmubuntu-upgrade-linux-image-4-4-0-1135-awsubuntu-upgrade-linux-image-4-4-0-1138-awsubuntu-upgrade-linux-image-4-4-0-219-genericubuntu-upgrade-linux-image-4-4-0-219-lowlatencyubuntu-upgrade-linux-image-4-4-0-222-genericubuntu-upgrade-linux-image-4-4-0-222-lowlatencyubuntu-upgrade-linux-image-awsubuntu-upgrade-linux-image-genericubuntu-upgrade-linux-image-generic-lts-xenialubuntu-upgrade-linux-image-kvmubuntu-upgrade-linux-image-lowlatencyubuntu-upgrade-linux-image-lowlatency-lts-xenialubuntu-upgrade-linux-image-virtualubuntu-upgrade-linux-image-virtual-lts-xenial

References

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