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Debian Security Advisory DSA-4858-1                   security@debian.org
https://www.debian.org/security/                          Michael Gilbert
February 19, 2021                     https://www.debian.org/security/faq
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Package        : chromium
CVE ID         : CVE-2021-21148 CVE-2021-21149 CVE-2021-21150 CVE-2021-21151
                 CVE-2021-21152 CVE-2021-21153 CVE-2021-21154 CVE-2021-21155
                 CVE-2021-21156 CVE-2021-21157

Several vulnerabilities have been discovered in the chromium web browser.

CVE-2021-21148

    Mattias Buelens discovered a buffer overflow issue in the v8 javascript
    library.

CVE-2021-21149

    Ryoya Tsukasaki discovered a stack overflow issue in the Data Transfer
    implementation.

CVE-2021-21150

    Woojin Oh discovered a use-after-free issue in the file downloader.

CVE-2021-21151

    Khalil Zhani discovered a use-after-free issue in the payments system.

CVE-2021-21152

    A buffer overflow was discovered in media handling.

CVE-2021-21153

    Jan Ruge discovered a stack overflow issue in the GPU process.

CVE-2021-21154

    Abdulrahman Alqabandi discovered a buffer overflow issue in the Tab Strip
    implementation.

CVE-2021-21155

    Khalil Zhani discovered a buffer overflow issue in the Tab Strip
    implementation.

CVE-2021-21156

    Sergei Glazunov discovered a buffer overflow issue in the v8 javascript
    library.

CVE-2021-21157

    A use-after-free issue was discovered in the Web Sockets implementation.

For the stable distribution (buster), these problems have been fixed in
version 88.0.4324.182-1~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