Vulnerability in Linux Kernel
CVE-2022-36123
The Linux kernel before 5.18.13 lacks a certain clear operation for the block starting symbol (.bss). This allows Xen PV guest OS users to cause a denial of service or gain privileges.
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: 0.009 (58.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 58.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: +0.000
Affected products
References
- sick.codes/sick-2022-128 (Exploit, Patch, Third Party Advisory)
- github.com/sickcodes/security/blob/master/advisories/SICK-2022-128.md (Exploit, Patch, Third Party Advisory)
- cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.13 (Third Party Advisory, Release Notes)
- github.com/torvalds/linux/commit/96e8fc5818686d4a1591bb6907e7fdb64ef29884 (Patch, Third Party Advisory)
- github.com/torvalds/linux/commit/74a0032b8524ee2bd4443128c0bf9775928680b0 (Patch, Third Party Advisory)
- security.netapp.com/advisory/ntap-20220901-0003/ (Third Party Advisory)
Frequently asked questions
- What is CVE-2022-36123?
- CVE-2022-36123 is a high-severity vulnerability in Linux Kernel. CVSS score: 7.8/10. Published 2022-07-29.
- How severe is CVE-2022-36123?
- High severity. CVSS v3 base score is 7.8 out of 10.