CVE-2016-4486: canonical ubuntu_linux
CVSS: 3.3v3.0LowModified
AliasesUBUNTU-CVE-2016-4486DEBIAN-CVE-2016-4486
Published 23-05-2016Last modified 06-08-2024
Vulnerability summary
CVE-2016-4486 is a low (CVSS 3.3) vulnerability in canonical ubuntu_linux. EPSS estimates a 1.71% chance of exploitation in the next 30 days, higher than 76.9% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
3.3/10
010
Low · v3.0 (NVD)EPSS score
1.71%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1exploit-database
Advisory lineage
Upstream 0 · Downstream 18 · Related 16Timeline
- 23-05-2016PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
The rtnl_fill_link_ifmap function in net/core/rtnetlink.c in the Linux kernel before 4.5.5 does not initialize a certain data structure, which allows local users to obtain sensitive information from kernel stack memory by reading a Netlink message.
CVSS metrics
4 scores · 3 sources · 2 versionsLow 3.3Preferred score · NVD (NIST)
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:NSourcesAll 3 agree
- OSV · UbuntuEcosystem advisory · calculated3.3LowCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
- OSV · DebianEcosystem advisory · calculated3.3LowCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Low 2.1Preferred score · NVD (NIST)
AV:L/AC:L/Au:N/C:P/I:N/A:NSourcesSingle source
EPSS trend
Probability
1.71%
Chance of exploitation in the next 30 days
Percentile
77%
Versus all other CVEs
30-day change
0.00 pp
From 1.71% on 18-09-2026
18-09-202618-10-2026
EPSS score1.71%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundLinux Kernel 4.4 - 'rtnetlink' Stack Memory Disclosure
Maturity: poc
Weaknesses
CWE · root causeAffected systems
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)
Novell8 products
- suse_linux_enterprise_debuginfo11.0:sp4
- suse_linux_enterprise_desktop12.0 | 12.0:sp1
- suse_linux_enterprise_live_patching12.0
- suse_linux_enterprise_module_for_public_cloud12.0
- suse_linux_enterprise_real_time_extension12.0:sp1
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 · 34 products
References
46 links- lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.htmlVendor AdvisoryX Refsource SUSEThird Party Advisory
- bugzilla.redhat.com/show_bug.cgi?id=1333316X Refsource CONFIRMIssue TrackingThird Party AdvisoryVDB Entry
- lists.opensuse.org/opensuse-security-announce/2016-06/msg00056.htmlVendor AdvisoryX Refsource SUSEThird Party Advisory
- github.com/torvalds/linux/commit/5f8e44741f9f216e33736ea4ec65ca9ac03036e6X Refsource CONFIRMVendor Advisory
Show all 46 references
- lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.htmlVendor AdvisoryX Refsource SUSEThird Party Advisory
- git.kernel.org/cgit/…X Refsource CONFIRM
- www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.5X Refsource CONFIRM
- lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.htmlVendor AdvisoryX Refsource SUSEThird Party Advisory
- git.kernel.org/cgit/…REPORT