7.8
High
CVE-2023-4147 A use-after-free flaw was found in the Linux kernel’s Netfilter functionality when adding a rule with NFTA_RULE_CHAIN_ID
Description
A use-after-free flaw was found in the Linux kernel’s Netfilter functionality when adding a rule with NFTA_RULE_CHAIN_ID. This flaw allows a local user to crash or escalate their privileges on the system.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Red Hat Enterprise Linux 9 | Versions not published | |
| Red Hat Enterprise Linux 9.0 Extended Update Support | Versions not published | |
| Red Hat Enterprise Linux 6 | Versions not published | |
| Red Hat Enterprise Linux 7 | Versions not published | |
| Red Hat Enterprise Linux 8 | Versions not published |
References
- RHSA-2023:5069 access.redhat.com
- RHSA-2023:5091 access.redhat.com
- RHSA-2023:5093 access.redhat.com
- RHSA-2023:7382 access.redhat.com
- RHSA-2023:7389 access.redhat.com
- RHSA-2023:7411 access.redhat.com
- access.redhat.com access.redhat.com
- RHBZ#2225239 bugzilla.redhat.com
- git.kernel.org git.kernel.org
- www.spinics.net www.spinics.net
Timeline
- Published
- Last modified
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