{"id":"CVE-2026-111275","aliases":["EUVD-2026-102530","GHSA-jj37-jg79-p9qw","UBUNTU-CVE-2026-111275"],"status":"published","title":"nifti_clib through 3.0.1 Stack Out-of-Bounds Access via nifti_convert_n2hdr2nim","description":"nifti_clib through 3.0.1 contains a stack-based out-of-bounds read and write vulnerability in nifti_convert_n2hdr2nim() because the NIfTI-2 dim[0] value is never range-checked. Attackers can supply a crafted 540-byte NIfTI-2 header read via nifti_image_read() to crash applications or corrupt stack memory.","severity":{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00196,"percentile":0.09381,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2026-10-15T21:43:21Z","modified":"2026-10-28T17:50:35Z","affected":[{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"nifticlib","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.0.0-2"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"nifticlib","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.0.0-2","2.0.0-2build1"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"nifticlib","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.0.0-3","2.0.0-3ubuntu1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"nifticlib","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.0.1-8"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"nifticlib","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.0.1-9","3.0.1-9.1","3.0.1-9.1build1","3.0.1-9.1ubuntu2"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"nifticlib","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.0.1-9.1ubuntu3"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"nifticlib","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.0.1-9.1ubuntu2","3.0.1-9.1ubuntu3"]}],"products":[{"vendor":"nifti-imaging","product":"nifti_clib"}],"references":[{"url":"https://hackmd.io/@haind-pwn/nifticlib-nifti2-dim0-oob","tags":["technical-description","article","report"]},{"url":"https://github.com/NIFTI-Imaging/nifti_clib/issues/195","tags":["issue-tracking","report"]},{"url":"https://github.com/NIFTI-Imaging/nifti_clib/pull/197","tags":["issue-tracking","patch","fix","report"]},{"url":"https://github.com/NIFTI-Imaging/nifti_clib/blob/96b9954fafcf3bd69a4ee2091b0d707ed2077697/nifti2/nifti2_io.c#L4985-L5026","tags":["technical-description","article","report"]},{"url":"https://github.com/NIFTI-Imaging/nifti_clib","tags":["product","package","report"]},{"url":"https://www.vulncheck.com/advisories/nifti-clib-through-3.0.1-stack-out-of-bounds-access-via-nifti-convert-n2hdr2nim","tags":["third-party-advisory","advisory","report"]},{"url":"https://hackmd.io/@haind-pwn/cve-2026-111275-nifticlib-nifti2-dim0-oob","tags":["exploit","evidence"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-111275","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-jj37-jg79-p9qw"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/111xxx/CVE-2026-111275.json","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-111275","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-111275","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-111275","title":"nifti_clib through 3.0.1 Stack Out-of-Bounds Access via nifti_convert_n2hdr2nim","description":"nifti_clib through 3.0.1 contains a stack-based out-of-bounds read and write vulnerability in nifti_convert_n2hdr2nim() because the NIfTI-2 dim[0] value is never range-checked. Attackers can supply a crafted 540-byte NIfTI-2 header read via nifti_image_read() to crash applications or corrupt stack memory.","status":"published","published":"2026-10-15T21:43:21.786Z","modified":"2026-10-21T01:37:40.421Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:20:15.34316Z"}],"euvd":[{"id":"EUVD-2026-102530","description":"nifti_clib through 3.0.1 contains a stack-based out-of-bounds read and write vulnerability in nifti_convert_n2hdr2nim() because the NIfTI-2 dim[0] value is never range-checked. Attackers can supply a crafted 540-byte NIfTI-2 header read via nifti_image_read() to crash applications or corrupt stack memory.","status":"published","published":"2026-10-15T21:43:21Z","modified":"2026-10-21T01:37:40Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T16:59:40.989797Z"}],"ghsa":[{"id":"GHSA-jj37-jg79-p9qw","title":"nifti_clib through 3.0.1 contains a stack-based out-of-bounds read and write vulnerability in...","description":"nifti_clib through 3.0.1 contains a stack-based out-of-bounds read and write vulnerability in nifti_convert_n2hdr2nim() because the NIfTI-2 dim[0] value is never range-checked. Attackers can supply a crafted 540-byte NIfTI-2 header read via nifti_image_read() to crash applications or corrupt stack memory.","status":"published","published":"2026-10-16T00:31:54Z","modified":"2026-10-21T03:32:07Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","level":"medium"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T15:14:08.480034Z"}],"nvd":[{"id":"CVE-2026-111275","description":"nifti_clib through 3.0.1 contains a stack-based out-of-bounds read and write vulnerability in nifti_convert_n2hdr2nim() because the NIfTI-2 dim[0] value is never range-checked. Attackers can supply a crafted 540-byte NIfTI-2 header read via nifti_image_read() to crash applications or corrupt stack memory.","status":"published","published":"2026-10-15T22:19:28.623Z","modified":"2026-10-21T02:17:05.303Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:12:59.751798Z"}],"osv":[{"id":"CVE-2026-111275","title":"nifti_clib through 3.0.1 Stack Out-of-Bounds Access via nifti_convert_n2hdr2nim","description":"nifti_clib through 3.0.1 contains a stack-based out-of-bounds read and write vulnerability in nifti_convert_n2hdr2nim() because the NIfTI-2 dim[0] value is never range-checked. Attackers can supply a crafted 540-byte NIfTI-2 header read via nifti_image_read() to crash applications or corrupt stack memory.","status":"published","published":"2026-10-15T21:43:21.786Z","modified":"2026-10-28T02:31:06.467841177Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T15:44:55.938017Z"},{"id":"UBUNTU-CVE-2026-111275","description":"nifti_clib through 3.0.1 contains a stack-based out-of-bounds read and write vulnerability in nifti_convert_n2hdr2nim() because the NIfTI-2 dim[0] value is never range-checked. Attackers can supply a crafted 540-byte NIfTI-2 header read via nifti_image_read() to crash applications or corrupt stack memory.","status":"published","published":"2026-10-15T22:19:00Z","modified":"2026-10-28T17:50:35Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","level":"medium"},{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T16:55:59.591851Z"}]}}