Out-of-bounds Read in Linux Kernel
CVE-2023-2860
An out-of-bounds read vulnerability was found in the SR-IPv6 implementation in the Linux kernel. The flaw exists within the processing of seg6 attributes. The issue results from the improper validation of user-supplied data, which can result in a read past the end of an allocated buffer. This flaw allows a privileged local user to disclose sensitive information on affected installations of the Linux kernel.
Vulnerability class: Buffer Overflow
EPSS: 0.003 (25.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Linux Linux_kernel — versions 6.0
- Fedora
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
- N/a Kernel — versions 6.0-rc5
Weakness classification (CWE)
References
- secalert@redhat.com (x_refsource_REDHAT, Third Party Advisory, vdb-entry)
- secalert@redhat.com (x_refsource_REDHAT, issue-tracking, Patch, Issue Tracking)
- secalert@redhat.com (VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2023-2860?
- CVE-2023-2860 is a medium-severity vulnerability in Linux Kernel, classified under Out-of-bounds Read. CVSS score: 4.4/10. Published 2023-07-24.
- How severe is CVE-2023-2860?
- Medium severity. CVSS v3 base score is 4.4 out of 10.