{"id":"ALPINE-CVE-2018-0495","details":"Libgcrypt before 1.7.10 and 1.8.x before 1.8.3 allows a memory-cache side-channel attack on ECDSA signatures that can be mitigated through the use of blinding during the signing process in the _gcry_ecc_ecdsa_sign function in cipher/ecc-ecdsa.c, aka the Return Of the Hidden Number Problem or ROHNP. To discover an ECDSA key, the attacker needs access to either the local machine or a different virtual machine on the same physical host.","modified":"2026-07-06T00:30:18.926602172Z","published":"2018-06-13T23:29:00.333Z","upstream":["CVE-2018-0495"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2018-0495"}],"affected":[{"package":{"name":"libgcrypt","ecosystem":"Alpine:v3.10","purl":"pkg:apk/alpine/libgcrypt?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.8.0"},{"fixed":"1.8.3-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2018-0495.json"}},{"package":{"name":"libgcrypt","ecosystem":"Alpine:v3.11","purl":"pkg:apk/alpine/libgcrypt?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.8.0"},{"fixed":"1.8.3-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2018-0495.json"}},{"package":{"name":"libgcrypt","ecosystem":"Alpine:v3.12","purl":"pkg:apk/alpine/libgcrypt?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.8.0"},{"fixed":"1.8.3-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2018-0495.json"}},{"package":{"name":"libgcrypt","ecosystem":"Alpine:v3.13","purl":"pkg:apk/alpine/libgcrypt?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.8.0"},{"fixed":"1.8.3-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2018-0495.json"}},{"package":{"name":"libgcrypt","ecosystem":"Alpine:v3.14","purl":"pkg:apk/alpine/libgcrypt?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.8.0"},{"fixed":"1.8.3-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2018-0495.json"}},{"package":{"name":"libgcrypt","ecosystem":"Alpine:v3.15","purl":"pkg:apk/alpine/libgcrypt?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.8.0"},{"fixed":"1.8.3-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2018-0495.json"}},{"package":{"name":"libgcrypt","ecosystem":"Alpine:v3.16","purl":"pkg:apk/alpine/libgcrypt?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.8.0"},{"fixed":"1.8.3-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2018-0495.json"}},{"package":{"name":"libgcrypt","ecosystem":"Alpine:v3.17","purl":"pkg:apk/alpine/libgcrypt?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.8.0"},{"fixed":"1.8.3-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2018-0495.json"}},{"package":{"name":"libgcrypt","ecosystem":"Alpine:v3.18","purl":"pkg:apk/alpine/libgcrypt?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.8.0"},{"fixed":"1.8.3-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2018-0495.json"}},{"package":{"name":"libgcrypt","ecosystem":"Alpine:v3.19","purl":"pkg:apk/alpine/libgcrypt?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.8.0"},{"fixed":"1.8.3-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2018-0495.json"}},{"package":{"name":"libgcrypt","ecosystem":"Alpine:v3.20","purl":"pkg:apk/alpine/libgcrypt?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.8.0"},{"fixed":"1.8.3-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2018-0495.json"}},{"package":{"name":"libgcrypt","ecosystem":"Alpine:v3.21","purl":"pkg:apk/alpine/libgcrypt?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.8.0"},{"fixed":"1.8.3-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2018-0495.json"}},{"package":{"name":"libgcrypt","ecosystem":"Alpine:v3.22","purl":"pkg:apk/alpine/libgcrypt?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.8.0"},{"fixed":"1.8.3-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2018-0495.json"}},{"package":{"name":"libgcrypt","ecosystem":"Alpine:v3.23","purl":"pkg:apk/alpine/libgcrypt?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.8.0"},{"fixed":"1.8.3-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2018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