{"action":"Upgrade linux to 4.15.4-1 or later.","affected":[{"fixed":"4.15.4-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["4.15.4-1"],"id":"tcs_01M5NDARKZ5NHYM81ECFS3JD5Q","modified_at":"2026-10-23T18:03:56.603620142Z","published_at":"2019-04-04T16:29:00.383Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2018-20449","https://security-tracker.debian.org/tracker/CVE-2018-20449"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2018-20449#Debian:14/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2018-20449"}],"summary":"The hidma_chan_stats function in drivers/dma/qcom/hidma_dbg.c in the Linux kernel 4.14.90 allows local users to obtain sensitive address information by reading \"callback=\" lines in a debugfs file."}