Google Chrome Releases reports:
43 security fixes in this release, including:
 High CVE-2015-1271: Heap-buffer-overflow in pdfium. Credit to cloudfuzzer.  High CVE-2015-1273: Heap-buffer-overflow in pdfium. Credit to makosoft.  High CVE-2015-1274: Settings allowed executable files to run immediately after download. Credit to andrewm.bpi.  High CVE-2015-1275: UXSS in Chrome for Android. Credit to WangTao(neobyte) of Baidu X-Team.  High CVE-2015-1276: Use-after-free in IndexedDB. Credit to Collin Payne.  High CVE-2015-1279: Heap-buffer-overflow in pdfium. Credit to mlafon.  High CVE-2015-1280: Memory corruption in skia. Credit to cloudfuzzer.  High CVE-2015-1281: CSP bypass. Credit to Masato Kinugawa.  High CVE-2015-1282: Use-after-free in pdfium. Credit to Chamal de Silva.  High CVE-2015-1283: Heap-buffer-overflow in expat. Credit to sidhpurwala.huzaifa.  High CVE-2015-1284: Use-after-free in blink. Credit to Atte Kettunen of OUSPG.  High CVE-2015-1286: UXSS in blink. Credit to anonymous.  High CVE-2015-1290: Memory corruption in V8. Credit to Yongjun Liu of NSFOCUS Security Team.  Medium CVE-2015-1287: SOP bypass with CSS. Credit to filedescriptor.  Medium CVE-2015-1270: Uninitialized memory read in ICU. Credit to Atte Kettunen of OUSPG.  Medium CVE-2015-1272: Use-after-free related to unexpected GPU process termination. Credit to Chamal de Silva.  Medium CVE-2015-1277: Use-after-free in accessibility. Credit to SkyLined.  Medium CVE-2015-1278: URL spoofing using pdf files. Credit to Chamal de Silva.  Medium CVE-2015-1285: Information leak in XSS auditor. Credit to gazheyes.  Low CVE-2015-1288: Spell checking dictionaries fetched over HTTP. Credit to email@example.com.  CVE-2015-1289: Various fixes from internal audits, fuzzing and other initiatives.