{"id":"CVE-2026-30656","aliases":["AZL-85530","DEBIAN-CVE-2026-30656","EUVD-2026-23245","GHSA-hgfx-pj29-fw66","MGASA-2026-0564","OESA-2026-2095","OESA-2026-2096","OESA-2026-2097","OESA-2026-2098","OESA-2026-2099","UBUNTU-CVE-2026-30656","openSUSE-SU-2026:11958-1"],"status":"published","title":"A NULL pointer dereference vulnerability exists in fio (Flexible I/O Tester) v3.41 when parsing...","description":"A NULL pointer dereference vulnerability exists in fio (Flexible I/O Tester) v3.41 when parsing job files containing the fdp_pli option. The callback function str_fdp_pli_cb() does not validate the input pointer and calls strdup() on a NULL value when the option is specified without an argument. This results in a segmentation fault and process crash.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-09","score":0.00278,"percentile":0.2043,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-476"],"published":"2026-04-16T00:00:00Z","modified":"2026-11-05T05:40:51Z","fixes":[{"ecosystem":"Azure Linux:3","package":"fio","fixed_in":["3.37-4"],"sources":["osv"]},{"ecosystem":"Mageia:10","package":"fio","fixed_in":["3.41-4.2.mga10"],"sources":["osv"]},{"ecosystem":"openEuler:22.03-LTS-SP4","package":"fio","fixed_in":["3.29-6.oe2203sp4"],"sources":["osv"]},{"ecosystem":"openEuler:24.03-LTS","package":"fio","fixed_in":["3.34-6.oe2403"],"sources":["osv"]},{"ecosystem":"openEuler:24.03-LTS-SP1","package":"fio","fixed_in":["3.34-6.oe2403sp1"],"sources":["osv"]},{"ecosystem":"openEuler:24.03-LTS-SP3","package":"fio","fixed_in":["3.34-6.oe2403sp3"],"sources":["osv"]},{"ecosystem":"openEuler:20.03-LTS-SP4","package":"fio","fixed_in":["3.7-10.oe2003sp4"],"sources":["osv"]},{"ecosystem":"openSUSE:Tumbleweed","package":"fio","fixed_in":["3.43-1.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Azure Linux:3","package":"fio","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.37-4"}]}]},{"source":"osv","ecosystem":"Debian:12","package":"fio","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.33-3","3.35-1","3.35-2","3.35-3","3.35-4","3.36-1","3.37-1","3.38-1","3.39-1","3.41-1","3.41-2"]},{"source":"osv","ecosystem":"Debian:13","package":"fio","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.39-1","3.41-1","3.41-2"]},{"source":"osv","ecosystem":"Debian:14","package":"fio","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.39-1","3.41-1","3.41-2"]},{"source":"osv","ecosystem":"Mageia:10","package":"fio","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.41-4.2.mga10"}]}]},{"source":"osv","ecosystem":"openEuler:22.03-LTS-SP4","package":"fio","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.29-6.oe2203sp4"}]}]},{"source":"osv","ecosystem":"openEuler:24.03-LTS","package":"fio","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.34-6.oe2403"}]}]},{"source":"osv","ecosystem":"openEuler:24.03-LTS-SP1","package":"fio","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.34-6.oe2403sp1"}]}]},{"source":"osv","ecosystem":"openEuler:24.03-LTS-SP3","package":"fio","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.34-6.oe2403sp3"}]}]},{"source":"osv","ecosystem":"openEuler:20.03-LTS-SP4","package":"fio","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.7-10.oe2003sp4"}]}]},{"source":"osv","ecosystem":"Ubuntu:14.04:LTS","package":"fio","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.0.8-2","2.1.3-1"]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"fio","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.1.11-2","2.2.10-1","2.2.10-1ubuntu1"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"fio","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.16-1","3.1-1"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"fio","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.12-2","3.16-1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"fio","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.25-2","3.28-1"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"fio","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.35-2","3.36-1","3.36-1build1","3.36-1build2","3.36-1ubuntu0.1"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"fio","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.38-1","3.39-1"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"fio","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.41-2"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"fio","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.39-1","3.41-2"]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"fio","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.43-1.1"}]}]}],"references":[{"url":"https://github.com/axboe/fio/issues/2055","tags":["report"]},{"url":"https://gist.github.com/Criticayon/eb5e69163bfa4ce684e62ed5c939b76e"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-30656","tags":["web","advisory"]},{"url":"https://github.com/advisories/GHSA-hgfx-pj29-fw66"},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-30656","tags":["advisory"]},{"url":"https://advisories.mageia.org/MGASA-2026-0564.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=36480","tags":["report"]},{"url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/message/GV237ENVXHS5VMJOZ2CB5ESWMM43O5X6/","tags":["web"]},{"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-2095","tags":["advisory"]},{"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-2096","tags":["advisory"]},{"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-2097","tags":["advisory"]},{"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-2098","tags":["advisory"]},{"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-2099","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-30656","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-30656","tags":["report"]},{"url":"https://github.com/axboe/fio/commit/9387e61b5fcfbce1e4ed29b0cd19890a37ba1766","tags":["report"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2026-30656","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2026-30656","description":"A NULL pointer dereference vulnerability exists in fio (Flexible I/O Tester) v3.41 when parsing job files containing the fdp_pli option. The callback function str_fdp_pli_cb() does not validate the input pointer and calls strdup() on a NULL value when the option is specified without an argument. This results in a segmentation fault and process crash.","status":"published","published":"2026-04-16T00:00:00Z","modified":"2026-04-16T17:33:52.962Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T13:43:56.024247Z"}],"euvd":[{"id":"EUVD-2026-23245","description":"A NULL pointer dereference vulnerability exists in fio (Flexible I/O Tester) v3.41 when parsing job files containing the fdp_pli option. The callback function str_fdp_pli_cb() does not validate the input pointer and calls strdup() on a NULL value when the option is specified without an argument. This results in a segmentation fault and process crash.","status":"published","published":"2026-04-16T00:00:00Z","modified":"2026-04-16T17:33:52Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T19:24:23.841547Z"}],"ghsa":[{"id":"GHSA-hgfx-pj29-fw66","title":"A NULL pointer dereference vulnerability exists in fio (Flexible I/O Tester) v3.41 when parsing...","description":"A NULL pointer dereference vulnerability exists in fio (Flexible I/O Tester) v3.41 when parsing job files containing the fdp_pli option. The callback function str_fdp_pli_cb() does not validate the input pointer and calls strdup() on a NULL value when the option is specified without an argument. This results in a segmentation fault and process crash.","status":"published","published":"2026-04-16T15:31:32Z","modified":"2026-04-16T18:32:29Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T15:07:31.795355Z"}],"nvd":[{"id":"CVE-2026-30656","description":"A NULL pointer dereference vulnerability exists in fio (Flexible I/O Tester) v3.41 when parsing job files containing the fdp_pli option. The callback function str_fdp_pli_cb() does not validate the input pointer and calls strdup() on a NULL value when the option is specified without an argument. This results in a segmentation fault and process crash.","status":"published","published":"2026-04-16T15:17:17.873Z","modified":"2026-06-17T10:32:51.963Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:12:14.748836Z"}],"osv":[{"id":"DEBIAN-CVE-2026-30656","description":"A NULL pointer dereference vulnerability exists in fio (Flexible I/O Tester) v3.41 when parsing job files containing the fdp_pli option. The callback function str_fdp_pli_cb() does not validate the input pointer and calls strdup() on a NULL value when the option is specified without an argument. This results in a segmentation fault and process crash.","status":"published","published":"2026-04-16T15:17:17.873Z","modified":"2026-10-01T03:03:21.825176542Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:53.877573Z"},{"id":"OESA-2026-2095","title":"fio security update","description":"fio is a tool used to spawn many threads or processes that perform a specific type of io operation specified by the user.It accepts many global parameters inherited by threads.Its common method is to simulate jobs that match the specified io load.\r\n\r\nSecurity Fix(es):\n\nA NULL pointer dereference vulnerability exists in fio (Flexible I/O Tester) v3.41 when parsing job files containing the fdp_pli option. The callback function str_fdp_pli_cb() does not validate the input pointer and calls strdup() on a NULL value when the option is specified without an argument. This results in a segmentation fault and process crash.(CVE-2026-30656)","status":"published","published":"2026-04-25T11:11:05Z","modified":"2026-08-18T01:19:49.499986915Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:52:46.087701Z"},{"id":"OESA-2026-2096","title":"fio security update","description":"fio is a tool used to spawn many threads or processes that perform a specific type of io operation specified by the user.It accepts many global parameters inherited by threads.Its common method is to simulate jobs that match the specified io load.\r\n\r\nSecurity Fix(es):\n\nA NULL pointer dereference vulnerability exists in fio (Flexible I/O Tester) v3.41 when parsing job files containing the fdp_pli option. The callback function str_fdp_pli_cb() does not validate the input pointer and calls strdup() on a NULL value when the option is specified without an argument. This results in a segmentation fault and process crash.(CVE-2026-30656)","status":"published","published":"2026-04-25T11:11:05Z","modified":"2026-08-18T01:19:49.623500862Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:52:46.087701Z"},{"id":"OESA-2026-2097","title":"fio security update","description":"fio is a tool used to spawn many threads or processes that perform a specific type of io operation specified by the user.It accepts many global parameters inherited by threads.Its common method is to simulate jobs that match the specified io load.\r\n\r\nSecurity Fix(es):\n\nA NULL pointer dereference vulnerability exists in fio (Flexible I/O Tester) v3.41 when parsing job files containing the fdp_pli option. The callback function str_fdp_pli_cb() does not validate the input pointer and calls strdup() on a NULL value when the option is specified without an argument. This results in a segmentation fault and process crash.(CVE-2026-30656)","status":"published","published":"2026-04-25T11:11:05Z","modified":"2026-08-18T01:19:49.544858823Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:52:46.087701Z"},{"id":"OESA-2026-2098","title":"fio security update","description":"fio is a tool used to spawn many threads or processes that perform a specific type of io operation specified by the user.It accepts many global parameters inherited by threads.Its common method is to simulate jobs that match the specified io load.\r\n\r\nSecurity Fix(es):\n\nA NULL pointer dereference vulnerability exists in fio (Flexible I/O Tester) v3.41 when parsing job files containing the fdp_pli option. The callback function str_fdp_pli_cb() does not validate the input pointer and calls strdup() on a NULL value when the option is specified without an argument. This results in a segmentation fault and process crash.(CVE-2026-30656)","status":"published","published":"2026-04-25T11:11:05Z","modified":"2026-08-18T01:19:49.544166159Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:52:46.087701Z"},{"id":"OESA-2026-2099","title":"fio security update","description":"fio is a tool used to spawn many threads or processes that perform a specific type of io operation specified by the user.It accepts many global parameters inherited by threads.Its common method is to simulate jobs that match the specified io load.\r\n\r\nSecurity Fix(es):\n\nA NULL pointer dereference vulnerability exists in fio (Flexible I/O Tester) v3.41 when parsing job files containing the fdp_pli option. The callback function str_fdp_pli_cb() does not validate the input pointer and calls strdup() on a NULL value when the option is specified without an argument. This results in a segmentation fault and process crash.(CVE-2026-30656)","status":"published","published":"2026-04-25T11:11:05Z","modified":"2026-08-18T01:19:49.691812132Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:52:46.087701Z"},{"id":"UBUNTU-CVE-2026-30656","description":"A NULL pointer dereference vulnerability exists in fio (Flexible I/O Tester) v3.41 when parsing job files containing the fdp_pli option. The callback function str_fdp_pli_cb() does not validate the input pointer and calls strdup() on a NULL value when the option is specified without an argument. This results in a segmentation fault and process crash.","status":"published","published":"2026-04-16T15:17:00Z","modified":"2026-10-17T12:58:08.299688599Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T16:56:11.640778Z"},{"id":"AZL-85530","title":"CVE-2026-30656 affecting package fio for versions less than 3.37-4","description":"A NULL pointer dereference vulnerability exists in fio (Flexible I/O Tester) v3.41 when parsing job files containing the fdp_pli option. The callback function str_fdp_pli_cb() does not validate the input pointer and calls strdup() on a NULL value when the option is specified without an argument. This results in a segmentation fault and process crash.","status":"published","published":"2026-04-16T15:17:17Z","modified":"2026-11-05T05:40:51Z","updated_at":"2026-11-05T16:41:25.190302Z"},{"id":"MGASA-2026-0564","title":"Updated fio package fixes a security vulnerability","description":"A NULL pointer dereference vulnerability exists in fio (Flexible I/O\nTester) v3.41 when parsing job files containing the fdp_pli option. The\ncallback function str_fdp_pli_cb() does not validate the input pointer\nand calls strdup() on a NULL value when the option is specified without\nan argument. This results in a segmentation fault and process crash.\n(CVE-2026-30656)\n","status":"published","published":"2026-10-28T16:11:52Z","modified":"2026-10-28T16:15:34.636314228Z","updated_at":"2026-11-02T15:49:43.795591Z"},{"id":"openSUSE-SU-2026:11958-1","title":"fio-3.43-1.1 on GA media","description":"These are all security issues fixed in the fio-3.43-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2026-10-02T00:00:00Z","modified":"2026-10-03T17:23:09.332433183Z","updated_at":"2026-11-02T16:58:40.245664Z"}]}}