Several vulnerabilities have been discovered in the chromium web browser. CVE-2018-17481 A use-after-free issue was discovered in the pdfium library. CVE-2019-5754 Klzgrad discovered an error in the QUIC networking implementation. CVE-2019-5755 Jay Bosamiya discovered an implementation error in the v8 javascript library. CVE-2019-5756 A use-after-free issue was discovered in the pdfium library. CVE-2019-5757 Alexandru Pitis discovered a type confusion error in the SVG image format implementation. CVE-2019-5758 Zhe Jin discovered a use-after-free issue in blink/webkit. CVE-2019-5759 Almog Benin discovered a use-after-free issue when handling HTML pages containing select elements. CVE-2019-5760 Zhe Jin discovered a use-after-free issue in the WebRTC implementation. CVE-2019-5762 A use-after-free issue was discovered in the pdfium library. CVE-2019-5763 Guang Gon discovered an input validation error in the v8 javascript library. CVE-2019-5764 Eyal Itkin discovered a use-after-free issue in the WebRTC implementation. CVE-2019-5765 Sergey Toshin discovered a policy enforcement error. CVE-2019-5766 David Erceg discovered a policy enforcement error. CVE-2019-5767 Haoran Lu, Yifan Zhang, Luyi Xing, and Xiaojing Liao reported an error in the WebAPKs user interface. CVE-2019-5768 Rob Wu discovered a policy enforcement error in the developer tools. CVE-2019-5769 Guy Eshel discovered an input validation error in blink/webkit. CVE-2019-5770 hemidallt discovered a buffer overflow issue in the WebGL implementation. CVE-2019-5772 Zhen Zhou discovered a use-after-free issue in the pdfium library. CVE-2019-5773 Yongke Wong discovered an input validation error in the IndexDB implementation. CVE-2019-5774 Jnghwan Kang and Juno Im discovered an input validation error in the SafeBrowsing implementation. CVE-2019-5775 evil1m0 discovered a policy enforcement error. CVE-2019-5776 Lnyas Zhang discovered a policy enforcement error. CVE-2019-5777 Khalil Zhani discovered a policy enforcement error. CVE-2019-5778 David Erceg discovered a policy enforcement error in the Extensions implementation. CVE-2019-5779 David Erceg discovered a policy enforcement error in the ServiceWorker implementation. CVE-2019-5780 Andreas Hegenberg discovered a policy enforcement error. CVE-2019-5781 evil1m0 discovered a policy enforcement error. CVE-2019-5782 Qixun Zhao discovered an implementation error in the v8 javascript library. CVE-2019-5783 Shintaro Kobori discovered an input validation error in the developer tools. CVE-2019-5784 Lucas Pinheiro discovered an implementation error in the v8 javascript library.