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 breakdown
CVSS 3.1
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Affected products
- Debian / debian_linux10.0 – 10.0
- Debian / debian_linux12.0 – 12.0
- fedoraproject / fedora
- Linux / Linux kernel
- RedHat / enterprise_linux8.0 – 8.0
- RedHat / enterprise_linux9.0 – 9.0
- RedHat / enterprise_linux_for_real_time8.0 – 8.0
- RedHat / enterprise_linux_for_real_time_for_nfv8.0 – 8.0
References
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2023:6583
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2023:6901
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2023:7077
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2024:0412
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2024:0575
- VENDOR_ADVISORYhttps://access.redhat.com/security/cve/CVE-2023-3772
- MISChttps://bugzilla.redhat.com/show_bug.cgi?id=2218943
Updated 15m ago · 8 sources