Vulnerability in Linux Kernel
CVE-2023-45871
An issue was discovered in drivers/net/ethernet/intel/igb/igb_main.c in the IGB driver in the Linux kernel before 6.5.3. A buffer size may not be adequate for frames larger than the MTU.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.005 (43.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 43.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Linux Kernel
- Debian Linux — versions 10.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/ (Patch, Mailing List)
- cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5.3 (Release Notes)
- security.netapp.com/advisory/ntap-20231110-0001/ (Third Party Advisory)
- lists.debian.org/debian-lts-announce/2024/01/msg00004.html (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2023-45871?
- CVE-2023-45871 is a high-severity vulnerability in Linux Kernel, classified under Incorrect Calculation of Buffer Size. CVSS score: 7.5/10. Published 2023-10-15.
- How severe is CVE-2023-45871?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2023-45871 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.