Use After Free in Linux Kernel
CVE-2023-1670
A flaw use after free in the Linux kernel Xircom 16-bit PCMCIA (PC-card) Ethernet driver was found.A local user could use this flaw to crash the system or potentially escalate their privileges on the system.
Vulnerability class: Use-After-Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.003 (18.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 18th percentile — 18.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Linux Kernel
- Kernel — versions Linux kernel 6.3-rc4
Weakness classification (CWE)
References
- lore.kernel.org/all/20230316161526.1568982-1-zyytlz.wz@163.com/
- lists.debian.org/debian-lts-announce/2023/05/msg00005.html (mailing-list, Mailing List, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2023/05/msg00006.html (mailing-list, Mailing List, Third Party Advisory)
- security.netapp.com/advisory/ntap-20230526-0010/ (Third Party Advisory)
Frequently asked questions
- What is CVE-2023-1670?
- CVE-2023-1670 is a high-severity vulnerability in Linux Kernel, classified under Use After Free. CVSS score: 7.8/10. Published 2023-03-30.
- How severe is CVE-2023-1670?
- High severity. CVSS v3 base score is 7.8 out of 10.