vulnerability
Ubuntu: (Multiple Advisories) (CVE-2021-45485): Linux kernel vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:L/Au:N/C:P/I:N/A:N) | Dec 25, 2021 | Feb 23, 2022 | Aug 18, 2025 |
Severity
5
CVSS
(AV:N/AC:L/Au:N/C:P/I:N/A:N)
Published
Dec 25, 2021
Added
Feb 23, 2022
Modified
Aug 18, 2025
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.
Solutions
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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