The SkATan2_255 function in effects/gradients/SkSweepGradient.cpp in Skia, as used in Google Chrome before 49.0.2623.75, mishandles arctangent calculations, which allows remote attackers to obtain sensitive information via a crafted web site.
Severity
CVSS 3.0
6.5 medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
EPSS
1.1% chance of exploitation in the next 30 days; higher than 66% of CVEs (scores of 2026-10-31)