NULL pointer dereference in Linux Kernel
CVE-2023-0122
A NULL pointer dereference vulnerability in the Linux kernel NVMe functionality, in nvmet_setup_auth(), allows an attacker to perform a Pre-Auth Denial of Service (DoS) attack on a remote machine. Affected versions v6.0-rc1 to v6.0-rc3, fixed in v6.0-rc4.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.013 (68.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 69th percentile — 68.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000
Affected products
- Linux Kernel — versions 6.0
- Kernel — versions Linux kernel 6.0-rc4
Weakness classification (CWE)
References
- git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/ (Patch, Mailing List, Vendor Advisory)
- www.openwall.com/lists/oss-security/2023/01/18/1 (mailing-list, Mailing List, Third Party Advisory)
- security.netapp.com/advisory/ntap-20230302-0002/
Frequently asked questions
- What is CVE-2023-0122?
- CVE-2023-0122 is a high-severity vulnerability in Linux Kernel, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2023-01-17.
- How severe is CVE-2023-0122?
- High severity. CVSS v3 base score is 7.5 out of 10.