Use after free in PDF in Google Chrome prior to 103.0.5060.134 allowed a remote attacker to potentially exploit heap corruption via a craft…

published 2022-07-28 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-34737

cvss: 8.8; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.9%; EPSS 0.9% chance of exploitation in 30 days, percentile 59%
public exploits: 0; none known

Use after free in PDF in Google Chrome prior to 103.0.5060.134 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Patch / fix

fixed in 1 distros 4

Google Chrome 103.0.5060.134

debian ubuntu opensuse alpine

chromium Debian 14, Debian 13, Debian 12 103.0.5060.134-1

debian advisories DEBIAN-CVE-2022-2478

chromium-browser Ubuntu 18.04 LTS 103.0.5060.134-0ubuntu0.18.04.1

ubuntu advisories UBUNTU-CVE-2022-2478

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 openSUSE Tumbleweed 103.0.5060.134-1.1
chromium openSUSE Tumbleweed 113.0.5672.92-1.1
opera openSUSE Leap 15.4 NonFree 89.0.4447.71-lp154.2.14.1
opera openSUSE Leap 15.3 NonFree 89.0.4447.71-lp153.2.54.1
chromium Package Hub 15 SP4, Package Hub 15 SP3, openSUSE Leap 15.4 +1 more 103.0.5060.134-bp154.2.17.2

opensuse advisories openSUSE-SU-2024:12198-1 openSUSE-SU-2024:12948-1 openSUSE-SU-2022:10088-1 openSUSE-SU-2022:10087-1 openSUSE-SU-2022:10073-1

chromium Alpine 3.24, Alpine 3.23, Alpine 3.22 +5 more 103.0.5060.134-r0

alpine advisories ALPINE-CVE-2022-2478

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-2022-2478 updated 2025-11-21 cvss 8.8

chromium-browser: Use after free in PDF

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

Exploit prediction

0.90% chance of exploitation in the next 30 days, higher than 59% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

Google Chrome

Classification

Weakness

CWE-416 Use After Free

Technology feeds

Google Chrome rss critical rss

References

lists.fedoraproject.org /archives/list/package-announce%40lists.fedoraproject.org/message/PQKT7EGDD2P3L7S3NXEDDRCPK4NNZNWJ/
vendor-advisory
lists.fedoraproject.org /archives/list/package-announce%40lists.fedoraproject.org/message/YKLJ3B3D5BCVWE3QNP4N7HHF26OHD567/
vendor-advisory
chromereleases.googleblog.com /2022/07/stable-channel-update-for-desktop_19.html
release-notes, vendor-advisory
crbug.com /1335861
permissions-required, vendor-advisory

Sources

CVE List CVE-2022-2478
NVD CVE-2022-2478

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.

Summary