CVE-2018-5995: linux linux_kernel
Vulnerability summary
CVE-2018-5995 is a medium (CVSS 5.5) vulnerability in linux linux_kernel. EPSS estimates a 0.41% chance of exploitation in the next 30 days, higher than 35.1% of scored vulnerabilities.
Not severe (CVSS 5.5, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 4 · Related 1Timeline
- 07-08-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
The pcpu_embed_first_chunk function in mm/percpu.c in the Linux kernel through 4.14.14 allows local users to obtain sensitive address information by reading dmesg data from a "pages/cpu" printk call.
CVSS metrics
4 scores · 3 sources · 2 versions- OSV · UbuntuEcosystem advisory · calculated5.5MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS trend
Probability
0.41%
Chance of exploitation in the next 30 days
Percentile
35%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.41% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: local access, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.
Ubuntu8 products
- linuxAll versions (No fix recorded) | < 4.4.0-222.255
- linux-aws< 4.4.0-1102.107 | < 4.4.0-1138.152
- linux-azure< 4.15.0-1013.13~16.04.2
- linux-gcp< 4.15.0-1014.14~16.04.1
- linux-hwe< 4.15.0-24.26~16.04.1
Debian1 product
- linux< 4.15.4-1
Linux1 product
- linux_kernel≤ 4.14.14
3 vendors · 10 products
References
11 links- github.com/johnsonwangqize/cve-linux/blob/master/CVE-2018-5995.mdX Refsource MISCThird Party AdvisoryREPORT
