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Fencer Vulns
critical 9.6

CVE-2023-6345 kev in the critical feed json

Integer overflow in Skia in Google Chrome prior to 119.0.6045.199 allowed a remote attacker who had compromised the renderer process to pot…

published 2023-11-29 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-58586

cvss
9.6
version 3.1, CNA
cisa kev
Exploited
added 2023-11-30
epss
16.5%
EPSS 16.5% chance of exploitation in 30 days, percentile 97%
public exploits
0
none known

Summary

Integer overflow in Skia in Google Chrome prior to 119.0.6045.199 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a malicious file. (Chromium security severity: High)

Patch / fix

cisa required action Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

  • google chrome 119.0.6045.199
  • microsoft edge_chromium 119.0.2151.97
  • chromium Debian 12 119.0.6045.199-1~deb12u1
  • chromium Debian 14, Debian 13 119.0.6045.199-1

debian advisories DEBIAN-CVE-2023-6345

  • chromium openSUSE Tumbleweed 119.0.6045.199-1.1
  • nodejs-electron openSUSE Tumbleweed 27.1.3-1.1
  • opera openSUSE Leap 15.4 NonFree 105.0.4970.34-lp154.2.65.1
  • opera openSUSE Leap 15.5 NonFree 105.0.4970.34-lp155.3.24.1
  • chromium Package Hub 15 SP5, Package Hub 15 SP4, openSUSE Leap 15.5 +1 more 119.0.6045.199-bp155.2.61.1

opensuse advisories openSUSE-SU-2024:13473-1openSUSE-SU-2024:13481-1openSUSE-SU-2024:13483-1openSUSE-SU-2023:0397-1openSUSE-SU-2023:0396-1openSUSE-SU-2023:0387-1

  • qt5-qtwebengine Alpine 3.19 5.15.16-r2
  • qt5-qtwebengine Alpine 3.23, Alpine 3.22, Alpine 3.21 +1 more 5.15.16-r3
  • qt6-qtwebengine Alpine 3.24, Alpine 3.23, Alpine 3.22 +3 more 6.6.1-r1

alpine advisories ALPINE-CVE-2023-6345

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

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-2023-6345 updated cvss 8.1

chromium-browser: Integer overflow

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

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

Timeline

  1. Found exploited as a 0-day (Project Zero)
  2. 0-day patched (Project Zero)
  3. Published
  4. Added to CISA KEV
  5. CISA SSVC: exploitation active
  6. CISA patch deadline

Known exploited

Added
2 y ago
Patch by
2023-12-21 (2 y ago)
Ransomware
Not known
Required action
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Vendor, product
Google, Chromium Skia
CISA name
Google Skia Integer Overflow Vulnerability

Zero-day

Detected in real attacks while still unknown to the vendor and the public, per Google Project Zero's 0day In-the-Wild tracker.

Found
2023-11-24
Patched
2023-11-28
Details
project zero tracker

CISA SSVC

Exploitation
Active, exploited in the wild
Automatable
yes
Technical impact
total
Assessed
2 y ago

Exploit prediction

16.47% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 9.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
NVD 3.1 9.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
CNA 3.1 9.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Affected products

  • Google Chrome

Classification

Weakness
  • CWE-190 Integer Overflow or Wraparound
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.