PRIOn knowledge basePRION:CVE-2022-32250Design/Logic Flaw
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7.6 High
AI Score
Confidence
High
7.2 High
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
0.001 Low
EPSS
Percentile
40.6%
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.
| CPE | Name | Operator | Version |
|---|---|---|---|
| debian_linux | eq | 9.0 | |
| debian_linux | eq | 10.0 | |
| fedora | eq | 35 | |
| fedora | eq | 36 | |
| linux_kernel | ge | 4.20 | |
| linux_kernel | lt | 5.4.198 | |
| linux_kernel | ge | 4.1 | |
| linux_kernel | lt | 4.9.318 | |
| linux_kernel | ge | 4.10 | |
| linux_kernel | lt | 4.14.283 |
References
www.openwall.com/lists/oss-security/2022/06/03/1
www.openwall.com/lists/oss-security/2022/06/04/1
www.openwall.com/lists/oss-security/2022/06/20/1
www.openwall.com/lists/oss-security/2022/07/03/5
www.openwall.com/lists/oss-security/2022/07/03/6
www.openwall.com/lists/oss-security/2022/08/25/1
www.openwall.com/lists/oss-security/2022/09/02/9
blog.theori.io/research/CVE-2022-32250-linux-kernel-lpe-2022/
bugzilla.redhat.com/show_bug.cgi?id=2092427
git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/net/netfilter?id=520778042ccca019f3ffa136dd0ca565c486cedd
github.com/theori-io/CVE-2022-32250-exploit
lists.debian.org/debian-lts-announce/2022/07/msg00000.html
lists.fedoraproject.org/archives/list/[email protected]/message/MO6Y3TC4WUUNKRP7OQA26OVTZTPCS6F2/
lists.fedoraproject.org/archives/list/[email protected]/message/UIZTJOJCVVEJVOQSCHE6IJQKMPISHQ5L/
security.netapp.com/advisory/ntap-20220715-0005/
www.debian.org/security/2022/dsa-5161
www.debian.org/security/2022/dsa-5173
www.openwall.com/lists/oss-security/2022/05/31/1
Related
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7.6 High
AI Score
Confidence
High
7.2 High
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
0.001 Low
EPSS
Percentile
40.6%