Vulnerability Description
A flaw was found in the Linux kernel’s IP framework for transforming packets (XFRM subsystem). This issue may allow a malicious user with CAP_NET_ADMIN privileges to directly dereference a NULL pointer in xfrm_update_ae_params(), leading to a possible kernel crash and denial of service.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Redhat | Enterprise Linux | 8.0 |
| Redhat | Enterprise Linux For Real Time | 8.0 |
| Redhat | Enterprise Linux For Real Time For Nfv | 8.0 |
| Fedoraproject | Fedora | - |
| Linux | Linux Kernel | - |
| Debian | Debian Linux | 10.0 |
Related Weaknesses (CWE)
References
- https://access.redhat.com/errata/RHSA-2023:6583Third Party Advisory
- https://access.redhat.com/errata/RHSA-2023:6901Third Party Advisory
- https://access.redhat.com/errata/RHSA-2023:7077Third Party Advisory
- https://access.redhat.com/errata/RHSA-2024:0412
- https://access.redhat.com/errata/RHSA-2024:0575
- https://access.redhat.com/security/cve/CVE-2023-3772Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2218943Issue TrackingThird Party Advisory
- http://www.openwall.com/lists/oss-security/2023/08/10/1
- http://www.openwall.com/lists/oss-security/2023/08/10/3
- https://access.redhat.com/errata/RHSA-2023:6583Third Party Advisory
- https://access.redhat.com/errata/RHSA-2023:6901Third Party Advisory
- https://access.redhat.com/errata/RHSA-2023:7077Third Party Advisory
- https://access.redhat.com/errata/RHSA-2024:0412
- https://access.redhat.com/errata/RHSA-2024:0575
- https://access.redhat.com/security/cve/CVE-2023-3772Third Party Advisory
FAQ
What is CVE-2023-3772?
CVE-2023-3772 is a vulnerability with a CVSS score of 5.5 (MEDIUM). A flaw was found in the Linux kernel’s IP framework for transforming packets (XFRM subsystem). This issue may allow a malicious user with CAP_NET_ADMIN privileges to directly dereference a NULL pointe...
How severe is CVE-2023-3772?
CVE-2023-3772 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-3772?
Check the references section above for vendor advisories and patch information. Affected products include: Redhat Enterprise Linux, Redhat Enterprise Linux For Real Time, Redhat Enterprise Linux For Real Time For Nfv, Fedoraproject Fedora, Linux Linux Kernel.