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Debian Security Advisory DSA-4645-1                   security@debian.org
https://www.debian.org/security/                          Michael Gilbert
March 22, 2020                        https://www.debian.org/security/faq
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Package        : chromium
CVE ID         : CVE-2019-20503 CVE-2020-6422 CVE-2020-6424 CVE-2020-6425
                 CVE-2020-6426 CVE-2020-6427 CVE-2020-6428 CVE-2020-6429
                 CVE-2020-6449

Several vulnerabilities have been discovered in the chromium web browser.

CVE-2019-20503

   Natalie Silvanovich discovered an out-of-bounds read issue in the usrsctp
   library.

CVE-2020-6422

    David Manouchehri discovered a use-after-free issue in the WebGL
    implementation.

CVE-2020-6424

    Sergei Glazunov discovered a use-after-free issue.

CVE-2020-6425

    Sergei Glazunov discovered a policy enforcement error related to
    extensions.

CVE-2020-6426

    Avihay Cohen discovered an implementation error in the v8 javascript
    library.

CVE-2020-6427

    Man Yue Mo discovered a use-after-free issue in the audio implementation.

CVE-2020-6428

    Man Yue Mo discovered a use-after-free issue in the audio implementation.

CVE-2020-6429

    Man Yue Mo discovered a use-after-free issue in the audio implementation.

CVE-2020-6449

    Man Yue Mo discovered a use-after-free issue in the audio implementation.

For the oldstable distribution (stretch), security support for chromium has
been discontinued.

For the stable distribution (buster), these problems have been fixed in
version 80.0.3987.149-1~deb10u1.

We recommend that you upgrade your chromium packages.

For the detailed security status of chromium please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/chromium

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: debian-security-announce@lists.debian.org