CVE-2016-4485: canonical ubuntu_linux
Vulnerability summary
CVE-2016-4485 is a high (CVSS 7.5) vulnerability in canonical ubuntu_linux. EPSS estimates a 4.67% chance of exploitation in the next 30 days, higher than 91.7% of scored vulnerabilities.
Severe, CVSS 7.5 (NVD); no exploitation reported by the 5 checked sources; EPSS 5% (FIRST, 04-11-2026)
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 14 · Related 12Timeline
- 23-05-2016PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
The llc_cmsg_rcv function in net/llc/af_llc.c in the Linux kernel before 4.5.5 does not initialize a certain data structure, which allows attackers to obtain sensitive information from kernel stack memory by reading a message.
CVSS metrics
4 scores · 3 sources · 2 versions- OSV · UbuntuEcosystem advisory · calculated7.5HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- OSV · DebianEcosystem advisory · calculated7.5HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS trend
Probability
4.67%
Chance of exploitation in the next 30 days
Percentile
92%
Versus all other CVEs
30-day change
No change 0.00 pp
From 4.67% on 05-10-2026
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: network-reachable, no authentication, no user interaction (CVSS vector). Other conditions: not stated in public data.
Ubuntu23 products
- linux< 3.13.0-87.133 | < 4.4.0-24.43
- 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)
Novell3 products
- suse_linux_enterprise_debuginfo11:sp4
- suse_linux_enterprise_server11:extra | 11:sp4
- suse_linux_enterprise_software_development_kit11.0:sp4
Canonical1 product
- ubuntu_linuxEOL12.04 | 14.04 | 15.10 | 16.04
Debian1 product
- linux< 4.5.4-1
Linux1 product
- linux_kernel≤ 4.5.4
5 vendors · 29 products
References
39 linksShow all 39 references
- github.com/torvalds/linux/commit/b8670c09f37bdf2847cc44f36511a53afc6161fdX Refsource CONFIRMPatchVendor Advisory
- lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.htmlVendor AdvisoryX Refsource SUSEThird Party Advisory
- git.kernel.org/cgit/…REPORT