CVE-2019-5785: Stack buffer overflow in Skia

Published Oct 29, 2018
·
Updated

An integer overflow vulnerability in the Skia library can occur after specific transform operations, leading to a potentially exploitable crash.

Other sources

Incorrect convexity calculations in Skia in Google Chrome prior to 72.0.3626.81 allowed a remote attacker to perform an out of bounds memory write via a crafted HTML page.

— Launchpad

Credit

Ivan Fratric(Google Project Zero)

Affected Software

11 affected componentsFixes available
redhat/firefox ESR<60.5.1
60.5.1
redhat/firefox<65.0.1
65.0.1
redhat/thunderbird<60.5.1
60.5.1
Mozilla Thunderbird<60.5.1
60.5.1
Mozilla Firefox<65.0.1
65.0.1
Mozilla Firefox ESR<60.5.1
60.5.1
Google Chrome<72.0.3626.81
72.0.3626.81
Google Chrome<72.0.3626.81
debian/firefox
152.0-1
debian/firefox-esr
115.14.0esr-1~deb11u1140.11.0esr-1~deb11u1140.10.2esr-1~deb12u1140.12.0esr-1~deb12u1140.10.2esr-1~deb13u1140.12.0esr-1~deb13u1140.11.0esr-1140.12.0esr-1
debian/thunderbird
1:115.12.0-1~deb11u11:140.12.0esr-1~deb11u11:140.10.1esr-1~deb12u11:140.11.0esr-1~deb12u11:140.10.1esr-1~deb13u11:140.11.0esr-1~deb13u11:140.11.0esr-11:140.12.0esr-1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade redhat/firefox ESR to a version that resolves this vulnerability.

    Fixed in 60.5.1
  2. Upgrade

    Upgrade redhat/firefox to a version that resolves this vulnerability.

    Fixed in 65.0.1
  3. Upgrade

    Upgrade redhat/thunderbird to a version that resolves this vulnerability.

    Fixed in 60.5.1
  4. Upgrade

    Upgrade Thunderbird to a version that resolves this vulnerability.

    Fixed in 60.5.1
  5. Upgrade

    Upgrade Firefox to a version that resolves this vulnerability.

    Fixed in 65.0.1
  6. Upgrade

    Upgrade Firefox ESR to a version that resolves this vulnerability.

    Fixed in 60.5.1
  7. Upgrade

    Upgrade Google Chrome (Trace Event) to a version that resolves this vulnerability.

    Fixed in 72.0.3626.81
  8. Upgrade

    Upgrade debian/firefox to a version that resolves this vulnerability.

    Fixed in 152.0-1
  9. Upgrade

    Upgrade debian/firefox-esr to a version that resolves this vulnerability.

    Fixed in 115.14.0esr-1~deb11u1Fixed in 140.11.0esr-1~deb11u1Fixed in 140.10.2esr-1~deb12u1Fixed in 140.12.0esr-1~deb12u1Fixed in 140.10.2esr-1~deb13u1Fixed in 140.12.0esr-1~deb13u1Fixed in 140.11.0esr-1Fixed in 140.12.0esr-1
  10. Upgrade

    Upgrade debian/thunderbird to a version that resolves this vulnerability.

    Fixed in 1:115.12.0-1~deb11u1Fixed in 1:140.12.0esr-1~deb11u1Fixed in 1:140.10.1esr-1~deb12u1Fixed in 1:140.11.0esr-1~deb12u1Fixed in 1:140.10.1esr-1~deb13u1Fixed in 1:140.11.0esr-1~deb13u1Fixed in 1:140.11.0esr-1Fixed in 1:140.12.0esr-1
  11. Upgrade

    Upgrade debian/firefox-esr to a version that resolves this vulnerability.

    Fixed in 115.14.0esr-1~deb11u1
  12. Upgrade

    Upgrade debian/firefox-esr to a version that resolves this vulnerability.

    Fixed in 140.11.0esr-1~deb11u1
  13. Upgrade

    Upgrade debian/firefox-esr to a version that resolves this vulnerability.

    Fixed in 140.10.2esr-1~deb12u1
  14. Upgrade

    Upgrade debian/firefox-esr to a version that resolves this vulnerability.

    Fixed in 140.12.0esr-1~deb12u1
  15. Upgrade

    Upgrade debian/firefox-esr to a version that resolves this vulnerability.

    Fixed in 140.10.2esr-1~deb13u1
  16. Upgrade

    Upgrade debian/firefox-esr to a version that resolves this vulnerability.

    Fixed in 140.12.0esr-1~deb13u1
  17. Upgrade

    Upgrade debian/firefox-esr to a version that resolves this vulnerability.

    Fixed in 140.11.0esr-1
  18. Upgrade

    Upgrade debian/firefox-esr to a version that resolves this vulnerability.

    Fixed in 140.12.0esr-1
  19. Upgrade

    Upgrade debian/thunderbird to a version that resolves this vulnerability.

    Fixed in 1:115.12.0-1~deb11u1
  20. Upgrade

    Upgrade debian/thunderbird to a version that resolves this vulnerability.

    Fixed in 1:140.12.0esr-1~deb11u1
  21. Upgrade

    Upgrade debian/thunderbird to a version that resolves this vulnerability.

    Fixed in 1:140.10.1esr-1~deb12u1
  22. Upgrade

    Upgrade debian/thunderbird to a version that resolves this vulnerability.

    Fixed in 1:140.11.0esr-1~deb12u1
  23. Upgrade

    Upgrade debian/thunderbird to a version that resolves this vulnerability.

    Fixed in 1:140.10.1esr-1~deb13u1
  24. Upgrade

    Upgrade debian/thunderbird to a version that resolves this vulnerability.

    Fixed in 1:140.11.0esr-1~deb13u1
  25. Upgrade

    Upgrade debian/thunderbird to a version that resolves this vulnerability.

    Fixed in 1:140.11.0esr-1
  26. Upgrade

    Upgrade debian/thunderbird to a version that resolves this vulnerability.

    Fixed in 1:140.12.0esr-1

Event History

Oct 29, 2018
CVE Published
12:00 AM
Jun 27, 2019
CVE Published
via MITRE·04:13 PM
Data Sourced
via MITRE·04:13 PM
DescriptionWeakness
Jan 11, 2024
Data Sourced
via Launchpad·11:31 PM
Description
Dec 9, 2025
Data Sourced
via Ubuntu·06:24 PM
RemedyDescriptionSeverityAffected Software
Jun 18, 2026
Data Sourced
via Debian·03:58 AM
DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

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Frequently Asked Questions

1

What is CVE-2019-5785?

CVE-2019-5785 is an integer overflow vulnerability in the Skia library that can occur after specific transform operations in Google Chrome prior to 72.0.3626.81.

2

How severe is CVE-2019-5785?

CVE-2019-5785 has a severity rating of 6.5, which is considered high.

3

What software is affected by CVE-2019-5785?

CVE-2019-5785 affects Google Chrome prior to 72.0.3626.81, Mozilla Firefox versions up to 65.0.1, and Mozilla Firefox ESR versions up to 60.5.1.

4

How can I fix CVE-2019-5785?

To fix CVE-2019-5785, update your software to Google Chrome version 72.0.3626.81 or later, Mozilla Firefox version 65.0.1 or later, or Mozilla Firefox ESR version 60.5.1 or later.

5

Where can I find more information about CVE-2019-5785?

You can find more information about CVE-2019-5785 on the following websites: [Bugzilla](https://bugzilla.mozilla.org/show_bug.cgi?id=1525433), [Google Project Zero Blog](https://googleprojectzero.blogspot.com/2019/02/the-curious-case-of-convexity-confusion.html), [Mozilla Security Advisories](https://www.mozilla.org/en-US/security/advisories/mfsa2019-05/).

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