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Fencer Vulns
critical 9.8

CVE-2017-15398 in the critical feed json

A stack buffer overflow in the QUIC networking stack in Google Chrome prior to 62.0.3202.89 allowed a remote attacker to gain code executio…

published 2018-08-28 8 y ago modified 2026-06-17 4 mo ago also EUVD-2017-6851

cvss
9.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.8%
EPSS 3.8% chance of exploitation in 30 days, percentile 90%
public exploits
0
none known

Summary

A stack buffer overflow in the QUIC networking stack in Google Chrome prior to 62.0.3202.89 allowed a remote attacker to gain code execution via a malicious server.

Patch / fix

  • google chrome 62.0.3202.89
  • chromium-browser Ubuntu 14.04 LTS 62.0.3202.89-0ubuntu0.14.04.1213
  • chromium-browser Ubuntu 16.04 LTS 62.0.3202.89-0ubuntu0.16.04.1315
  • chromium-browser Ubuntu 18.04 LTS 62.0.3202.89-0ubuntu1.1386

ubuntu advisories UBUNTU-CVE-2017-15398

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • chromium-browser RHEL 6 EXTRAS 62.0.3202.89-1.el6_9

red hat advisories RHSA-2017:3151

  • chromium openSUSE Tumbleweed 93.0.4577.82-1.1
  • chromium openSUSE Tumbleweed 113.0.5672.92-1.1
  • chromium Package Hub 12 SP2 63.0.3239.84-40.1

opensuse advisories openSUSE-SU-2024:10681-1openSUSE-SU-2024:12948-1openSUSE-SU-2017:3245-1

  • chromium Arch Linux 62.0.3202.89-1

arch linux advisories AVG-482

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2017-15398 updated cvss 9.6

chromium-browser: stack buffer overflow in quic

  • Red Hat Enterprise Linux Desktop Supplementary (v. 6) chromium-browser 62.0.3202.89-1.el6_9 Red Hat Enterprise Linux Server Supplementary (v. 6) chromium-browser 62.0.3202.89-1.el6_9 Red Hat Enterprise Linux Workstation Supplementary (v. 6) chromium-browser 62.0.3202.89-1.el6_9
    fixed: vendor fix RHSA-2017:3151

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

3.83% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.0 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

  • n/a Google Chrome prior to 62.0.3202.89 unknown

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.