{"action":"Upgrade libx11 to 2:1.7.1-1 or later.","affected":[{"fixed":"2:1.7.1-1","introduced":"0"}],"component":"libx11","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["2:1.7.1-1"],"id":"tcs_01M5NFNP3GWC73FEZYA2A5PWNS","modified_at":"2026-10-23T18:03:37.430056726Z","published_at":"2021-05-27T13:15:08.240Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-31535","https://security-tracker.debian.org/tracker/CVE-2021-31535"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-31535#Debian:14/libx11","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-31535"}],"summary":"LookupCol.c in X.Org X through X11R7.7 and libX11 before 1.7.1 might allow remote attackers to execute arbitrary code. The libX11 XLookupColor request (intended for server-side color lookup) contains"}