Use of a Broken or Risky Cryptographic Algorithm Affecting kernel-tools-debuginfo package, versions <0:4.18.0-372.9.1.el8
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Test your applications- Snyk ID SNYK-ROCKY8-KERNELTOOLSDEBUGINFO-3194841
- published 5 Jan 2023
- disclosed 25 Dec 2021
Introduced: 25 Dec 2021
CVE-2021-45485 Open this link in a new tabHow to fix?
Upgrade Rocky-Linux:8 kernel-tools-debuginfo to version 0:4.18.0-372.9.1.el8 or higher.
This issue was patched in RLSA-2022:1988.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-tools-debuginfo package and not the kernel-tools-debuginfo package as distributed by Rocky-Linux.
See How to fix? for Rocky-Linux:8 relevant fixed versions and status.
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.
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-45485
- https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-45485.json
- https://arxiv.org/pdf/2112.09604.pdf
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.3
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=62f20e068ccc50d6ab66fdb72ba90da2b9418c99
- https://security.netapp.com/advisory/ntap-20220121-0001/
- https://www.oracle.com/security-alerts/cpujul2022.html