# CVE-2018-18356: chromium-browser: An integer overflow in path handling lead to a use after free in Skia in Google Chrome prior to 71.0.3578.80 allowed... CVE-2018-18356 is fixed in 17 products on 1 platform, first by chromium-browser 71.0.3578.80-0ubuntu0.18.04.1, released December 11, 2018. It is not reported as exploited. Patch Radar priority: High. - Web page: https://patchblox.com/security/cve/CVE-2018-18356 - Priority: High - CVSS: 8.8 (Medium) - EPSS: 0.0328 - CISA KEV: not listed - Exploited (vendor report): no - Publicly disclosed: no - Published: Dec 10, 2018 ## Description An integer overflow in path handling lead to a use after free in Skia in Google Chrome prior to 71.0.3578.80 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. ## Where it's fixed | Platform | Product | Fixed in | Fix | Released | |---|---|---|---|---| | Linux | chromium-browser Ubuntu 18.04.6 LTS (bionic) | 71.0.3578.80-0ubuntu0.18.04.1 | [chromium-browser 71.0.3578.80-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-chromium-browser-71.0.3578.80-0ubuntu0.18.04.1.md) | Dec 11, 2018 | | Linux | chromium-browser-l10n Ubuntu 18.04.6 LTS (bionic) | 71.0.3578.80-0ubuntu0.18.04.1 | [chromium-browser-l10n 71.0.3578.80-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-chromium-browser-l10n-71.0.3578.80-0ubuntu0.18.04.1.md) | Dec 11, 2018 | | Linux | chromium-chromedriver Ubuntu 18.04.6 LTS (bionic) | 71.0.3578.80-0ubuntu0.18.04.1 | [chromium-chromedriver 71.0.3578.80-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-chromium-chromedriver-71.0.3578.80-0ubuntu0.18.04.1.md) | Dec 11, 2018 | | Linux | chromium-codecs-ffmpeg Ubuntu 18.04.6 LTS (bionic) | 71.0.3578.80-0ubuntu0.18.04.1 | [chromium-codecs-ffmpeg 71.0.3578.80-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-chromium-codecs-ffmpeg-71.0.3578.80-0ubuntu0.18.04.1.md) | Dec 11, 2018 | | Linux | chromium-codecs-ffmpeg-extra Ubuntu 18.04.6 LTS (bionic) | 71.0.3578.80-0ubuntu0.18.04.1 | [chromium-codecs-ffmpeg-extra 71.0.3578.80-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-chromium-codecs-ffmpeg-extra-71.0.3578.80-0ubuntu0.18.04.1.md) | Dec 11, 2018 | | Linux | firefox Ubuntu 18.04.6 LTS (bionic) | 65.0.1+build2-0ubuntu0.18.04.1 | [firefox 65.0.1+build2-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-firefox-65.0.1-build2-0ubuntu0.18.04.1.md) | Feb 13, 2019 | | Linux | firefox-globalmenu Ubuntu 18.04.6 LTS (bionic) | 65.0.1+build2-0ubuntu0.18.04.1 | [firefox-globalmenu 65.0.1+build2-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-firefox-globalmenu-65.0.1-build2-0ubuntu0.18.04.1.md) | Feb 13, 2019 | | Linux | firefox-mozsymbols Ubuntu 18.04.6 LTS (bionic) | 65.0.1+build2-0ubuntu0.18.04.1 | [firefox-mozsymbols 65.0.1+build2-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-firefox-mozsymbols-65.0.1-build2-0ubuntu0.18.04.1.md) | Feb 13, 2019 | | Linux | firefox-testsuite Ubuntu 18.04.6 LTS (bionic) | 65.0.1+build2-0ubuntu0.18.04.1 | [firefox-testsuite 65.0.1+build2-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-firefox-testsuite-65.0.1-build2-0ubuntu0.18.04.1.md) | Feb 13, 2019 | | Linux | thunderbird RHEL 8 | 0:60.6.1-1.el8 | [RHSA-2019:1144](https://patchblox.com/security/data/fix/linux/rhsa-2019-1144.md) | May 13, 2019 | | Linux | thunderbird Ubuntu 18.04.6 LTS (bionic) | 1:60.5.1+build2-0ubuntu0.18.04.1 | [thunderbird 1:60.5.1+build2-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-thunderbird-1-60.5.1-build2-0ubuntu0.18.04.1.md) | Feb 13, 2019 | | Linux | thunderbird-globalmenu Ubuntu 18.04.6 LTS (bionic) | 1:60.5.1+build2-0ubuntu0.18.04.1 | [thunderbird-globalmenu 1:60.5.1+build2-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-thunderbird-globalmenu-1-60.5.1-build2-0ubuntu0.18.04.1.md) | Feb 13, 2019 | | Linux | thunderbird-gnome-support Ubuntu 18.04.6 LTS (bionic) | 1:60.5.1+build2-0ubuntu0.18.04.1 | [thunderbird-gnome-support 1:60.5.1+build2-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-thunderbird-gnome-support-1-60.5.1-build2-0ubuntu0.18.04.1.md) | Feb 13, 2019 | | Linux | thunderbird-mozsymbols Ubuntu 18.04.6 LTS (bionic) | 1:60.5.1+build2-0ubuntu0.18.04.1 | [thunderbird-mozsymbols 1:60.5.1+build2-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-thunderbird-mozsymbols-1-60.5.1-build2-0ubuntu0.18.04.1.md) | Feb 13, 2019 | | Linux | thunderbird-testsuite Ubuntu 18.04.6 LTS (bionic) | 1:60.5.1+build2-0ubuntu0.18.04.1 | [thunderbird-testsuite 1:60.5.1+build2-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-thunderbird-testsuite-1-60.5.1-build2-0ubuntu0.18.04.1.md) | Feb 13, 2019 | | Linux | xul-ext-calendar-timezones Ubuntu 18.04.6 LTS (bionic) | 1:60.5.1+build2-0ubuntu0.18.04.1 | [xul-ext-calendar-timezones 1:60.5.1+build2-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-xul-ext-calendar-timezones-1-60.5.1-build2-0ubuntu0.18.04.1.md) | Feb 13, 2019 | | Linux | xul-ext-gdata-provider Ubuntu 18.04.6 LTS (bionic) | 1:60.5.1+build2-0ubuntu0.18.04.1 | [xul-ext-gdata-provider 1:60.5.1+build2-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-xul-ext-gdata-provider-1-60.5.1-build2-0ubuntu0.18.04.1.md) | Feb 13, 2019 | | Linux | xul-ext-lightning Ubuntu 18.04.6 LTS (bionic) | 1:60.5.1+build2-0ubuntu0.18.04.1 | [xul-ext-lightning 1:60.5.1+build2-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-xul-ext-lightning-1-60.5.1-build2-0ubuntu0.18.04.1.md) | Feb 13, 2019 | --- Data as of 2026-11-13T01:58:51Z UTC. 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