Several vulnerabilites have been discovered in the chromium web browser. CVE-2021-21159 Khalil Zhani disocvered a buffer overflow issue in the tab implementation. CVE-2021-21160 Marcin Noga discovered a buffer overflow issue in WebAudio. CVE-2021-21161 Khalil Zhani disocvered a buffer overflow issue in the tab implementation. CVE-2021-21162 A use-after-free issue was discovered in the WebRTC implementation. CVE-2021-21163 Alison Huffman discovered a data validation issue. CVE-2021-21165 Alison Huffman discovered an error in the audio implementation. CVE-2021-21166 Alison Huffman discovered an error in the audio implementation. CVE-2021-21167 Leecraso and Guang Gong discovered a use-after-free issue in the bookmarks implementation. CVE-2021-21168 Luan Herrera discovered a policy enforcement error in the appcache. CVE-2021-21169 Bohan Liu and Moon Liang discovered an out-of-bounds access issue in the v8 javascript library. CVE-2021-21170 David Erceg discovered a user interface error. CVE-2021-21171 Irvan Kurniawan discovered a user interface error. CVE-2021-21172 Maciej Pulikowski discovered a policy enforcement error in the File System API. CVE-2021-21173 Tom Van Goethem discovered a network based information leak. CVE-2021-21174 Ashish Guatam Kambled discovered an implementation error in the Referrer policy. CVE-2021-21175 Jun Kokatsu discovered an implementation error in the Site Isolation feature. CVE-2021-21176 Luan Herrera discovered an implementation error in the full screen mode. CVE-2021-21177 Abdulrahman Alqabandi discovered a policy enforcement error in the Autofill feature. CVE-2021-21178 Japong discovered an error in the Compositor implementation. CVE-2021-21179 A use-after-free issue was discovered in the networking implementation. CVE-2021-21180 Abdulrahman Alqabandi discovered a use-after-free issue in the tab search feature. CVE-2021-21181 Xu Lin, Panagiotis Ilias, and Jason Polakis discovered a side-channel information leak in the Autofill feature. CVE-2021-21182 Luan Herrera discovered a policy enforcement error in the site navigation implementation. CVE-2021-21183 Takashi Yoneuchi discovered an implementation error in the Performance API. CVE-2021-21184 James Hartig discovered an implementation error in the Performance API. CVE-2021-21185 David Erceg discovered a policy enforcement error in Extensions. CVE-2021-21186 dhirajkumarnifty discovered a policy enforcement error in the QR scan implementation. CVE-2021-21187 Kirtikumar Anandrao Ramchandani discovered a data validation error in URL formatting. CVE-2021-21188 Woojin Oh discovered a use-after-free issue in Blink/Webkit. CVE-2021-21189 Khalil Zhani discovered a policy enforcement error in the Payments implementation. CVE-2021-21190 Zhou Aiting discovered use of uninitialized memory in the pdfium library. CVE-2021-21191 raven discovered a use-after-free issue in the WebRTC implementation. CVE-2021-21192 Abdulrahman Alqabandi discovered a buffer overflow issue in the tab implementation. CVE-2021-21193 A use-after-free issue was discovered in Blink/Webkit. CVE-2021-21194 Leecraso and Guang Gong discovered a use-after-free issue in the screen capture feature. CVE-2021-21195 Liu and Liang discovered a use-after-free issue in the v8 javascript library. CVE-2021-21196 Khalil Zhani discovered a buffer overflow issue in the tab implementation. CVE-2021-21197 Abdulrahman Alqabandi discovered a buffer overflow issue in the tab implementation. CVE-2021-21198 Mark Brand discovered an out-of-bounds read issue in the Inter-Process Communication implementation. CVE-2021-21199 Weipeng Jiang discovered a use-after-free issue in the Aura window and event manager.