CVE-2016-2069: canonical ubuntu_linux
Vulnerability summary
CVE-2016-2069 is a high (CVSS 7.4) vulnerability in canonical ubuntu_linux. EPSS estimates a 0.32% chance of exploitation in the next 30 days, higher than 24.5% of scored vulnerabilities.
Not severe (CVSS 7.4, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 16 · Related 11Timeline
- 27-04-2016PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
Race condition in arch/x86/mm/tlb.c in the Linux kernel before 4.4.1 allows local users to gain privileges by triggering access to a paging structure by a different CPU.
CVSS metrics
4 scores · 3 sources · 2 versions- OSV · UbuntuEcosystem advisory · calculated7.4HighCVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated7.4HighCVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS trend
Probability
0.32%
Chance of exploitation in the next 30 days
Percentile
25%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.32% 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, no authentication, no user interaction (CVSS vector). Other conditions: not stated in public data.
Ubuntu21 products
- linux< 3.13.0-87.133
- linux-azureAll versions (No fix recorded)
- linux-azure-6.11All versions (No fix recorded)
- linux-azure-fdeAll versions (No fix recorded)
- linux-azure-fde-5.15All versions (No fix recorded)
Canonical1 product
- ubuntu_linuxEOL12.04 | 14.04
Debian1 product
- linux< 4.3.5-1
Linux1 product
- linux_kernel≤ 4.4
4 vendors · 24 products
References
36 links- www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.1X Refsource CONFIRM
- www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.htmlX Refsource CONFIRM
Show all 36 references
- github.com/torvalds/linux/commit/71b3c126e61177eb693423f2e18a1914205b165eX Refsource CONFIRMPatchVendor Advisory
- www.oracle.com/technetwork/topics/security/ovmbulletinoct2016-3090547.htmlX Refsource CONFIRM
- bugzilla.redhat.com/show_bug.cgi?id=1301893X Refsource CONFIRM