CVE-2022-1016
Last modified
CVE-2022-1016 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. A flaw was found in the Linux kernel in net/netfilter/nf_tables_core.c:nft_do_chain, which can cause a use-after-free. This issue needs to handle 'return' with proper preconditions, as it can lead to a kernel information leak problem caused by a local, unprivileged attacker.. EPSS estimates a 0.42% chance of exploitation in the next 30 days.
Description
A flaw was found in the Linux kernel in net/netfilter/nf_tables_core.c:nft_do_chain, which can cause a use-after-free. This issue needs to handle 'return' with proper preconditions, as it can lead to a kernel information leak problem caused by a local, unprivileged attacker.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Linux | Linux Kernel | <= 3.12 | — |
| Linux | Linux Kernel | >= 3.13, <= 5.17 | — |
| Linux | Linux Kernel | 3.13 | Rc1 |
| Redhat | Enterprise Linux | 8.0 | — |
| Redhat | Enterprise Linux | 9.0 | — |
References
- http://blog.dbouman.nl/2022/04/02/How-The-Tables-Have-Turned-CVE-2022-1015-1016/Exploit, Third Party Advisory
- https://access.redhat.com/security/cve/CVE-2022-1016Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2066614Issue Tracking, Third Party Advisory
- https://seclists.org/oss-sec/2022/q1/205Exploit, Mailing List, Third Party Advisory
- http://blog.dbouman.nl/2022/04/02/How-The-Tables-Have-Turned-CVE-2022-1015-1016/Exploit, Third Party Advisory
- https://access.redhat.com/security/cve/CVE-2022-1016Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2066614Issue Tracking, Third Party Advisory
- https://seclists.org/oss-sec/2022/q1/205Exploit, Mailing List, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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