high7.8
CVE-2022-32250
net/netfilter/nf_tables_api.c in the Linux kernel through 5.18.1 allows a local user (able to create user/net namespaces) to escalate privileges to root becaus…
Impact
net/netfilter/nf_tables_api.c in the Linux kernel through 5.18.1 allows a local user (able to create user/net namespaces) to escalate privileges to root because an incorrect NFT_STATEFUL_EXPR check leads to a use-after-free.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Linux | Linux Kernel | from 4.1 before 4.9.318 from 4.10 before 4.14.283 from 4.15 before 4.19.247 from 4.20 before 5.4.198 from 5.5 before 5.10.120 from 5.11 before 5.15.45 |
| Fedoraproject | Fedora | Versions 35, 36 |
| Debian | Debian Linux | Versions 9.0, 10.0 |
| Netapp | H300s Firmware | All versions |
| Netapp | H500s Firmware | All versions |
| Netapp | H700s Firmware | All versions |
| Netapp | H410s Firmware | All versions |
| Netapp | H410c Firmware | All versions |
Weakness classification
References
- NVD record
- CVE.org record
- http://www.openwall.com/lists/oss-security/2022/06/03/1
- http://www.openwall.com/lists/oss-security/2022/06/04/1
- http://www.openwall.com/lists/oss-security/2022/06/20/1
- http://www.openwall.com/lists/oss-security/2022/07/03/5
- http://www.openwall.com/lists/oss-security/2022/07/03/6
- http://www.openwall.com/lists/oss-security/2022/08/25/1
- http://www.openwall.com/lists/oss-security/2022/09/02/9
- https://blog.theori.io/research/CVE-2022-32250-linux-kernel-lpe-2022/
- https://bugzilla.redhat.com/show_bug.cgi?id=2092427
- https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/net/netfilter?id=520778042ccca019f3ffa136dd0ca565c486cedd
- https://github.com/theori-io/CVE-2022-32250-exploit
- https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MO6Y3TC4WUUNKRP7OQA26OVTZTPCS6F2/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UIZTJOJCVVEJVOQSCHE6IJQKMPISHQ5L/
- https://security.netapp.com/advisory/ntap-20220715-0005/
- https://www.debian.org/security/2022/dsa-5161
- https://www.debian.org/security/2022/dsa-5173
- https://www.openwall.com/lists/oss-security/2022/05/31/1
- https://cert-portal.siemens.com/productcert/html/ssa-794697.html