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Gentoo Linux Security Advisory GLSA 202008-10 |
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https://security.gentoo.org/ |
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|
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Severity: Normal |
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Title: Chromium, Google Chrome: Heap buffer overflow |
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Date: August 25, 2020 |
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Bugs: #737942 |
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ID: 202008-10 |
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|
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Synopsis |
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======== |
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|
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|
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A vulnerablity has been found in Chromium and Google Chrome that could |
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allow a remote attacker to execute arbitrary code. |
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|
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Background |
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========== |
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|
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|
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Chromium is an open-source browser project that aims to build a safer, |
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faster, and more stable way for all users to experience the web. |
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|
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Google Chrome is one fast, simple, and secure browser for all your |
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devices. |
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|
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Affected packages |
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================= |
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|
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------------------------------------------------------------------- |
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Package / Vulnerable / Unaffected |
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------------------------------------------------------------------- |
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1 www-client/chromium < 84.0.4147.135 >= 84.0.4147.135 |
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2 www-client/google-chrome |
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< 84.0.4147.135 >= 84.0.4147.135 |
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------------------------------------------------------------------- |
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2 affected packages |
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|
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Description |
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=========== |
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|
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A buffer overflow has been discovered in Chromium and Google Chrome's |
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SwiftShader component. |
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|
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Impact |
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====== |
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|
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A remote attacker, by enticing a user to visit a specially crafted |
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website, could execute arbitrary code with the privileges of the |
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process. |
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|
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Workaround |
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========== |
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|
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There is no known workaround at this time. |
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|
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Resolution |
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========== |
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All Chromium users should upgrade to the latest version: |
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|
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# emerge --sync |
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# emerge --ask --oneshot -v ">=www-client/chromium-84.0.4147.135" |
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|
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All Google Chrome users should upgrade to the latest version: |
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|
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# emerge --sync |
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# emerge -a --oneshot -v ">=www-client/google-chrome-84.0.4147.135" |
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|
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References |
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========== |
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|
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[ 1 ] CVE-2020-6556 |
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https://nvd.nist.gov/vuln/detail/CVE-2020-6556 |
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[ 2 ] Upstream advisory |
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https://chromereleases.googleblog.com/2020/08/stable-channel-update-for-desktop_18.html |
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|
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Availability |
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============ |
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|
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This GLSA and any updates to it are available for viewing at |
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the Gentoo Security Website: |
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|
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https://security.gentoo.org/glsa/202008-10 |
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|
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Concerns? |
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========= |
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|
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Security is a primary focus of Gentoo Linux and ensuring the |
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confidentiality and security of our users' machines is of utmost |
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importance to us. Any security concerns should be addressed to |
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security@g.o or alternatively, you may file a bug at |
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https://bugs.gentoo.org. |
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|
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License |
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======= |
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|
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Copyright 2020 Gentoo Foundation, Inc; referenced text |
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belongs to its owner(s). |
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|
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The contents of this document are licensed under the |
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Creative Commons - Attribution / Share Alike license. |
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https://creativecommons.org/licenses/by-sa/2.5 |