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CVE-2018-14625

24
FAUCET Score

CVE-2018-14625 is a race condition vulnerability in the Linux Kernel, specifically affecting the AF_VSOCK protocol, which impacts various distributions including Canonical and Debian Linux. An attacker within a VM guest could exploit this flaw during a race condition between connect() and close() functions to achieve an uncontrolled kernel-memory read, potentially leading to a 4-byte information leak or the interception/corruption of AF_VSOCK messages. Rated with a CVSS score of 7.0 (High), this vulnerability has a local attack vector and high impact on confidentiality, integrity, and availability, though it requires high attack complexity. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*
14.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
16.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
18.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
18.10CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

5.3MEDIUM

CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H

Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
HIGH
Exploitability Score
1.0
Impact Score
4.2
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.33%
Probability of exploitation in next 30 days
EPSS Percentile
25.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0033 is in the 63rd percentile among its peer group of 1,525 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.4 InfoSec Media, 0.1 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (4)

redhatpatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: kernel-rt-0:3.10.0-1062.rt56.1022.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: kernel-0:3.10.0-1062.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: kernel-alt-0:4.14.0-115.16.1.el7a
View patch

Vendor Advisories (1)

redhatCVE-2018-14625Moderate

kernel: use-after-free Read in vhost_transport_send_pkt

Jul 30, 2018

References

access.redhat.com / errata/RHSA-2019:2029
access.redhat.com / errata/RHSA-2019:2043
access.redhat.com / errata/RHSA-2019:4154
bugzilla.redhat.com / show_bug.cgi
Issue TrackingPatchThird Party Advisory
lists.debian.org / debian-lts-announce/2019/05/msg00002.html
Mailing ListThird Party Advisory
syzkaller.appspot.com / bug
Third Party Advisory
usn.ubuntu.com / 3871-1
Third Party Advisory
usn.ubuntu.com / 3871-3
Third Party Advisory
usn.ubuntu.com / 3871-4
Third Party Advisory
usn.ubuntu.com / 3871-5
Third Party Advisory
usn.ubuntu.com / 3872-1
Third Party Advisory
usn.ubuntu.com / 3878-1
Third Party Advisory
usn.ubuntu.com / 3878-2
Third Party Advisory