Information disclosure in Linux Kernel
CVE-2022-0494
A kernel information leak flaw was identified in the scsi_ioctl function in drivers/scsi/scsi_ioctl.c in the Linux kernel. This flaw allows a local attacker with a special user privilege (CAP_SYS_ADMIN or CAP_SYS_RAWIO) to create issues with confidentiality.
Vulnerability class: Information Disclosure
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.004 (33.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 33.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Linux Kernel — versions 5.17
- Debian Linux — versions 9.0, 10.0, 11.0
- Kernel — versions kernel 5.17 rc5
Weakness classification (CWE)
Public proof-of-concept exploits
References
- bugzilla.redhat.com/show_bug.cgi (Issue Tracking)
- lore.kernel.org/all/20220216084038.15635-1-tcs.kernel@gmail.com/
- www.debian.org/security/2022/dsa-5161 (vendor-advisory, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2022/07/msg00000.html (mailing-list, Mailing List, Third Party Advisory)
- www.debian.org/security/2022/dsa-5173 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-0494?
- CVE-2022-0494 is a medium-severity vulnerability in Linux Kernel, classified under Information Disclosure. CVSS score: 4.4/10. Published 2022-03-25.
- How severe is CVE-2022-0494?
- Medium severity. CVSS v3 base score is 4.4 out of 10.
- Is CVE-2022-0494 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.