{"id":"DEBIAN-CVE-2015-0837","details":"The mpi_powm function in Libgcrypt before 1.6.3 and GnuPG before 1.4.19 allows attackers to obtain sensitive information by leveraging timing differences when accessing a pre-computed table during modular exponentiation, related to a \"Last-Level Cache Side-Channel Attack.\"","modified":"2026-09-01T16:03:59.920219249Z","published":"2019-11-29T22:15:11.783Z","upstream":["CVE-2015-0837"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2015-0837"}],"affected":[{"package":{"name":"libgcrypt20","ecosystem":"Debian:12","purl":"pkg:deb/debian/libgcrypt20?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.3-2"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2015-0837.json"}},{"package":{"name":"libgcrypt20","ecosystem":"Debian:13","purl":"pkg:deb/debian/libgcrypt20?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.3-2"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2015-0837.json"}},{"package":{"name":"libgcrypt20","ecosystem":"Debian:14","purl":"pkg:deb/debian/libgcrypt20?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.3-2"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2015-0837.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"}]}