{"id":"CVE-2019-19481","aliases":["ALPINE-CVE-2019-19481","BELL-CVE-2019-19481","DEBIAN-CVE-2019-19481","EUVD-2019-9101","GHSA-99x7-636q-6hvj","MGASA-2020-0026","RHSA-2020:4483","SUSE-SU-2022:1041-1","UBUNTU-CVE-2019-19481"],"status":"published","title":"An issue was discovered in OpenSC through 0.19.0 and 0.20.x through 0.20.0-rc3. libopensc/card...","description":"An issue was discovered in OpenSC through 0.19.0 and 0.20.x through 0.20.0-rc3. libopensc/card-cac1.c mishandles buffer limits for CAC 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List","article"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NDSQLMZZYBHO5X3BK7D6E7E6NZIMZDI5/","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-19481","tags":["advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NDSQLMZZYBHO5X3BK7D6E7E6NZIMZDI5/"},{"url":"https://github.com/advisories/GHSA-99x7-636q-6hvj"},{"url":"https://security.alpinelinux.org/vuln/CVE-2019-19481","tags":["advisory"]},{"url":"https://docs.bell-sw.com/security/cves/CVE-2019-19481","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2019-19481","tags":["advisory"]},{"url":"https://advisories.mageia.org/MGASA-2020-0026.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=25975","tags":["report"]},{"url":"https://github.com/OpenSC/OpenSC/releases/tag/0.20.0","tags":["web"]},{"url":"https://www.openwall.com/lists/oss-security/2019/12/29/1","tags":["web"]},{"url":"https://access.redhat.com/errata/RHSA-2020:4483","tags":["advisory"]},{"url":"https://access.redhat.com/security/updates/classification/#moderate","tags":["article"]},{"url":"https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.3_release_notes/index","tags":["article"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1765222","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1765229","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1782519","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1782955","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1810660","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1830856","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1837946","tags":["report"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2020/rhsa-2020_4483.json","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2019-15945","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2019-15945","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-15945","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2019-15946","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2019-15946","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-15946","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2019-19479","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2019-19479","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-19479","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2019-19481","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2019-19481","tags":["advisory","report"]},{"url":"https://access.redhat.com/security/cve/CVE-2019-20792","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2019-20792","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-20792","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2022/suse-su-20221041-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1114649","tags":["report"]},{"url":"https://bugzilla.suse.com/1122756","tags":["report"]},{"url":"https://bugzilla.suse.com/1149746","tags":["report"]},{"url":"https://bugzilla.suse.com/1149747","tags":["report"]},{"url":"https://bugzilla.suse.com/1158256","tags":["report"]},{"url":"https://bugzilla.suse.com/1158305","tags":["report"]},{"url":"https://bugzilla.suse.com/1170809","tags":["report"]},{"url":"https://bugzilla.suse.com/1177364","tags":["report"]},{"url":"https://bugzilla.suse.com/1177378","tags":["report"]},{"url":"https://bugzilla.suse.com/1177380","tags":["report"]},{"url":"https://bugzilla.suse.com/1191957","tags":["report"]},{"url":"https://bugzilla.suse.com/1191992","tags":["report"]},{"url":"https://bugzilla.suse.com/1192000","tags":["report"]},{"url":"https://bugzilla.suse.com/1192005","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2019-15945","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-15946","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-19479","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-19481","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-20792","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-6502","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-26570","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-26571","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-26572","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-42779","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-42780","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-42781","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-42782","tags":["web"]},{"url":"https://ubuntu.com/security/CVE-2019-19481","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2019-19481","description":"An issue was discovered in OpenSC through 0.19.0 and 0.20.x through 0.20.0-rc3. libopensc/card-cac1.c mishandles buffer limits for CAC certificates.","status":"published","published":"2019-12-01T22:37:30Z","modified":"2024-08-05T02:16:47.405Z","updated_at":"2026-11-02T14:20:20.74896Z"}],"euvd":[{"id":"EUVD-2019-9101","description":"An issue was discovered in OpenSC through 0.19.0 and 0.20.x through 0.20.0-rc3. libopensc/card-cac1.c mishandles buffer limits for CAC certificates.","status":"published","published":"2019-12-01T22:37:30Z","modified":"2024-08-05T02:16:47Z","updated_at":"2026-11-03T02:40:25.391321Z"}],"ghsa":[{"id":"GHSA-99x7-636q-6hvj","title":"An issue was discovered in OpenSC through 0.19.0 and 0.20.x through 0.20.0-rc3. libopensc/card...","description":"An issue was discovered in OpenSC through 0.19.0 and 0.20.x through 0.20.0-rc3. libopensc/card-cac1.c mishandles buffer limits for CAC certificates.","status":"published","published":"2022-05-24T17:02:29Z","modified":"2023-01-28T05:08:30Z","updated_at":"2026-11-02T14:44:37.39101Z"}],"nvd":[{"id":"CVE-2019-19481","description":"An issue was discovered in OpenSC through 0.19.0 and 0.20.x through 0.20.0-rc3. libopensc/card-cac1.c mishandles buffer limits for CAC certificates.","status":"published","published":"2019-12-01T23:15:10.807Z","modified":"2026-06-17T02:26:44.52Z","cvss":[{"version":"3.1","score":4.6,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:P","level":"low","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:05:38.993437Z"}],"osv":[{"id":"ALPINE-CVE-2019-19481","description":"An issue was discovered in OpenSC through 0.19.0 and 0.20.x through 0.20.0-rc3. libopensc/card-cac1.c mishandles buffer limits for CAC certificates.","status":"published","published":"2019-12-01T23:15:10.807Z","modified":"2026-11-03T06:31:37.241286435Z","cvss":[{"version":"3.1","score":4.6,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-03T07:18:23.800469Z"},{"id":"BELL-CVE-2019-19481","title":"CVE-2019-19481 does not affect BellSoft software","status":"withdrawn","published":"2023-08-31T12:13:30.867Z","modified":"2026-01-26T09:49:13.408606Z","cvss":[{"version":"3.1","score":4.6,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:28:15.340685Z"},{"id":"CVE-2019-19481","description":"An issue was discovered in OpenSC through 0.19.0 and 0.20.x through 0.20.0-rc3. libopensc/card-cac1.c mishandles buffer limits for CAC certificates.","status":"published","published":"2019-12-01T23:15:10.807Z","modified":"2026-10-20T13:56:48.696663153Z","cvss":[{"version":"3.1","score":4.6,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:12.010761Z"},{"id":"DEBIAN-CVE-2019-19481","description":"An issue was discovered in OpenSC through 0.19.0 and 0.20.x through 0.20.0-rc3. libopensc/card-cac1.c mishandles buffer limits for CAC certificates.","status":"published","published":"2019-12-01T23:15:10.807Z","modified":"2026-09-21T07:03:14.175085539Z","cvss":[{"version":"3.1","score":4.6,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:32.221385Z"},{"id":"RHSA-2020:4483","title":"Red Hat Security Advisory: opensc security, bug fix, and enhancement update","status":"published","published":"2024-09-16T04:06:26Z","modified":"2025-11-22T12:11:09Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"updated_at":"2026-11-02T15:53:07.57369Z"},{"id":"UBUNTU-CVE-2019-19481","description":"An issue was discovered in OpenSC through 0.19.0 and 0.20.x through 0.20.0-rc3. libopensc/card-cac1.c mishandles buffer limits for CAC certificates.","status":"published","published":"2019-12-01T23:15:00Z","modified":"2025-09-08T16:45:45Z","cvss":[{"version":"3.1","score":4.6,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:54:20.325378Z"},{"id":"MGASA-2020-0026","title":"Updated opensc packages fix security vulnerability","description":"Updated opensc packages fix security vulnerabilities:\n\nsc_context_create in ctx.c in libopensc in OpenSC 0.19.0 has a memory\nleak, as demonstrated by a call from eidenv (CVE-2019-6502).\n\nOpenSC before 0.20.0-rc1 has an out-of-bounds access of an ASN.1 Bitstring\nin decode_bit_string in libopensc/asn1.c (CVE-2019-15945).\n\nOpenSC before 0.20.0-rc1 has an out-of-bounds access of an ASN.1 Octet\nstring in asn1_decode_entry in libopensc/asn1.c (CVE-2019-15946).\n\nAn issue was discovered in OpenSC through 0.19.0 and 0.20.x through\n0.20.0-rc3. libopensc/card-setcos.c has an incorrect read operation during\nparsing of a SETCOS file attribute (CVE-2019-19479).\n\nAn issue was discovered in OpenSC through 0.19.0 and 0.20.x through\n0.20.0-rc3. libopensc/pkcs15-prkey.c has an incorrect free operation in\nsc_pkcs15_decode_prkdf_entry (CVE-2019-19480).\n\nAn issue was discovered in OpenSC through 0.19.0 and 0.20.x through\n0.20.0-rc3. libopensc/card-cac1.c mishandles buffer limits for CAC\ncertificates (CVE-2019-19481).\n\nThe opensc package has been updated to version 0.20.0, which has fixes for\nthese issues and other improvements.\n","status":"published","published":"2020-01-07T21:19:56Z","modified":"2026-04-16T04:41:30.933605217Z","updated_at":"2026-11-02T15:49:41.151324Z"},{"id":"SUSE-SU-2022:1041-1","title":"Security update for opensc","description":"This update for opensc fixes the following issues:\n\nSecurity issues fixed:\n\n- CVE-2021-42780: Fixed use after return in insert_pin() (bsc#1192005).\n- CVE-2021-42779: Fixed use after free in sc_file_valid() (bsc#1191992).\n- CVE-2021-42781: Fixed multiple heap buffer overflows in pkcs15-oberthur.c (bsc#1192000).\n- CVE-2021-42782: Stack buffer overflow issues in various places (bsc#1191957).\n- CVE-2019-6502: Fixed a memory leak in sc_context_create() (bsc#1122756).\n- CVE-2020-26570: Fixed a heap based buffer overflow in sc_oberthur_read_file (bsc#1177364).\n- CVE-2020-26572: Prevent out of bounds write (bsc#1177378)\n- CVE-2020-26571: gemsafe GPK smart card software driver stack-based buffer overflow (bsc#1177380)\n- CVE-2019-15946: out-of-bounds access of an ASN.1 Octet string in asn1_decode_entry (bsc#1149747)\n- CVE-2019-19479: incorrect read operation during parsing of a SETCOS file attribute (bsc#1158256)\n- CVE-2019-15945: Fixed an out-of-bounds access of an ASN.1 Bitstring in decode_bit_string (bsc#1149746).\n- CVE-2019-19481: Fixed an improper handling of buffer limits for CAC certificates (bsc#1158305).\n- CVE-2019-20792: Fixed a double free in coolkey_free_private_data (bsc#1170809). \n\nNon-security issues fixed:\n\n- Fixes segmentation fault in 'pkcs11-tool.c'. (bsc#1114649)\n","status":"published","published":"2022-03-30T13:25:11Z","modified":"2026-02-04T03:02:40.711283Z","updated_at":"2026-11-02T15:53:50.066806Z"}]}}