{"id":"CVE-2026-41445","aliases":["ALPINE-CVE-2026-41445","DEBIAN-CVE-2026-41445","EUVD-2026-23905","GHSA-xpr7-5899-f5vj","UBUNTU-CVE-2026-41445","USN-8745-1","openSUSE-SU-2026:10591-1"],"status":"published","title":"KissFFT Integer Overflow Heap Buffer Overflow via kiss_fftndr_alloc()","description":"KissFFT before commit 8a8e66e contains an integer overflow vulnerability in the kiss_fftndr_alloc() function in kiss_fftndr.c where the allocation size calculation dimOther*(dimReal+2)*sizeof(kiss_fft_scalar) overflows signed 32-bit integer arithmetic before being widened to size_t, causing malloc() to allocate an undersized buffer. Attackers can trigger heap buffer overflow by providing crafted dimensions that cause the multiplication to exceed INT_MAX, allowing writes beyond the allocated buffer region when kiss_fftndr() processes the data.","severity":{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00288,"percentile":0.2152,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-122","CWE-190"],"published":"2026-04-20T16:18:50Z","modified":"2026-11-03T06:33:02Z","fixes":[{"ecosystem":"Alpine:v3.23","package":"kissfft","fixed_in":["131.2.0_git20260422-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.24","package":"kissfft","fixed_in":["131.2.0_git20260422-r0"],"sources":["osv"]},{"ecosystem":"Debian:12","package":"kissfft","fixed_in":["131.1.0-4.1~deb12u1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"kissfft","fixed_in":["131.1.0-4.1~deb13u1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"kissfft","fixed_in":["131.1.0-4.1"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:22.04:LTS","package":"kissfft","fixed_in":["131.1.0-2ubuntu0.1~esm1"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:24.04:LTS","package":"kissfft","fixed_in":["131.1.0-3ubuntu0.1~esm1"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:26.04:LTS","package":"kissfft","fixed_in":["131.1.0-4ubuntu0.1~esm1"],"sources":["osv"]},{"ecosystem":"openSUSE:Tumbleweed","package":"kissfft","fixed_in":["131.2.0-2.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Alpine:v3.23","package":"kissfft","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"131.2.0_git20260422-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.24","package":"kissfft","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"131.2.0_git20260422-r0"}]}]},{"source":"osv","ecosystem":"Debian:12","package":"kissfft","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"131.1.0-4.1~deb12u1"}]}],"versions":["131.1.0-3","131.1.0-4"]},{"source":"osv","ecosystem":"Debian:13","package":"kissfft","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"131.1.0-4.1~deb13u1"}]}],"versions":["131.1.0-3","131.1.0-4","131.1.0-4.1~deb12u1"]},{"source":"osv","ecosystem":"Debian:14","package":"kissfft","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"131.1.0-4.1"}]}],"versions":["131.1.0-3","131.1.0-4","131.1.0-4.1~deb12u1","131.1.0-4.1~deb13u1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:22.04:LTS","package":"kissfft","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"131.1.0-2ubuntu0.1~esm1"}]}],"versions":["131.1.0-1","131.1.0-2"]},{"source":"osv","ecosystem":"Ubuntu:Pro:24.04:LTS","package":"kissfft","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"131.1.0-3ubuntu0.1~esm1"}]}],"versions":["131.1.0-3","131.1.0-3build1","131.1.0-3build2"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"kissfft","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["131.1.0-3build2"]},{"source":"osv","ecosystem":"Ubuntu:Pro:26.04:LTS","package":"kissfft","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"131.1.0-4ubuntu0.1~esm1"}]}],"versions":["131.1.0-3build2","131.1.0-4"]},{"source":"osv","ecosystem":"Ubuntu:Pro:22.04:LTS","package":"kissfft","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"131.1.0-2ubuntu0.1~esm1"}]}],"versions":["131.1.0-1","131.1.0-2"],"bundled":2},{"source":"osv","ecosystem":"Ubuntu:Pro:24.04:LTS","package":"kissfft","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"131.1.0-3ubuntu0.1~esm1"}]}],"versions":["131.1.0-3","131.1.0-3build1","131.1.0-3build2"],"bundled":2},{"source":"osv","ecosystem":"Ubuntu:Pro:26.04:LTS","package":"kissfft","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"131.1.0-4ubuntu0.1~esm1"}]}],"versions":["131.1.0-3build2","131.1.0-4"],"bundled":2},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"kissfft","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"131.2.0-2.1"}]}]}],"products":[{"vendor":"mborgerding","product":"kissfft"}],"references":[{"url":"https://github.com/mborgerding/kissfft/commit/8a8e66e33d692bad1376fe7904d87d767730537f","tags":["patch","fix"]},{"url":"https://www.vulncheck.com/advisories/kissfft-integer-overflow-heap-buffer-overflow-via-kiss-fftndr-alloc","tags":["third-party-advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-41445","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-xpr7-5899-f5vj"},{"url":"https://security.alpinelinux.org/vuln/CVE-2026-41445","tags":["advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/41xxx/CVE-2026-41445.json","tags":["advisory"]},{"url":"https://github.com/mborgerding/kissfft","tags":["package"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-41445","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-41445","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-41445","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-8745-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2025-34297","tags":["report"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2026-41445","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2026-41445","title":"KissFFT Integer Overflow Heap Buffer Overflow via kiss_fftndr_alloc()","description":"KissFFT before commit 8a8e66e contains an integer overflow vulnerability in the kiss_fftndr_alloc() function in kiss_fftndr.c where the allocation size calculation dimOther*(dimReal+2)*sizeof(kiss_fft_scalar) overflows signed 32-bit integer arithmetic before being widened to size_t, causing malloc() to allocate an undersized buffer. Attackers can trigger heap buffer overflow by providing crafted dimensions that cause the multiplication to exceed INT_MAX, allowing writes beyond the allocated buffer region when kiss_fftndr() processes the data.","status":"published","published":"2026-04-20T16:18:50.371Z","modified":"2026-07-14T20:00:42.887Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-190","CWE-122"],"updated_at":"2026-11-02T13:41:19.694734Z"}],"euvd":[{"id":"EUVD-2026-23905","description":"KissFFT before commit 8a8e66e contains an integer overflow vulnerability in the kiss_fftndr_alloc() function in kiss_fftndr.c where the allocation size calculation dimOther*(dimReal+2)*sizeof(kiss_fft_scalar) overflows signed 32-bit integer arithmetic before being widened to size_t, causing malloc() to allocate an undersized buffer. Attackers can trigger heap buffer overflow by providing crafted dimensions that cause the multiplication to exceed INT_MAX, allowing writes beyond the allocated buffer region when kiss_fftndr() processes the data.","status":"published","published":"2026-04-20T16:18:50Z","modified":"2026-07-14T20:00:42Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T18:19:58.805605Z"}],"ghsa":[{"id":"GHSA-xpr7-5899-f5vj","title":"KissFFT before commit 8a8e66e contains an integer overflow vulnerability in the kiss_fftndr_alloc...","description":"KissFFT before commit 8a8e66e contains an integer overflow vulnerability in the kiss_fftndr_alloc() function in kiss_fftndr.c where the allocation size calculation dimOther*(dimReal+2)*sizeof(kiss_fft_scalar) overflows signed 32-bit integer arithmetic before being widened to size_t, causing malloc() to allocate an undersized buffer. Attackers can trigger heap buffer overflow by providing crafted dimensions that cause the multiplication to exceed INT_MAX, allowing writes beyond the allocated buffer region when kiss_fftndr() processes the data.","status":"published","published":"2026-04-20T18:31:49Z","modified":"2026-04-20T18:31:55Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/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":"high"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T15:07:33.028847Z"}],"nvd":[{"id":"CVE-2026-41445","description":"KissFFT before commit 8a8e66e contains an integer overflow vulnerability in the kiss_fftndr_alloc() function in kiss_fftndr.c where the allocation size calculation dimOther*(dimReal+2)*sizeof(kiss_fft_scalar) overflows signed 32-bit integer arithmetic before being widened to size_t, causing malloc() to allocate an undersized buffer. Attackers can trigger heap buffer overflow by providing crafted dimensions that cause the multiplication to exceed INT_MAX, allowing writes beyond the allocated buffer region when kiss_fftndr() processes the data.","status":"published","published":"2026-04-20T17:16:37.16Z","modified":"2026-10-26T21:10:00.17Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/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":"high","assessor":"secondary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-122","CWE-190"],"updated_at":"2026-11-02T14:12:15.120927Z"}],"osv":[{"id":"ALPINE-CVE-2026-41445","description":"KissFFT before commit 8a8e66e contains an integer overflow vulnerability in the kiss_fftndr_alloc() function in kiss_fftndr.c where the allocation size calculation dimOther*(dimReal+2)*sizeof(kiss_fft_scalar) overflows signed 32-bit integer arithmetic before being widened to size_t, causing malloc() to allocate an undersized buffer. Attackers can trigger heap buffer overflow by providing crafted dimensions that cause the multiplication to exceed INT_MAX, allowing writes beyond the allocated buffer region when kiss_fftndr() processes the data.","status":"published","published":"2026-04-20T17:16:37.16Z","modified":"2026-11-03T06:33:02.758203887Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/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":"high"}],"updated_at":"2026-11-03T07:15:53.944853Z"},{"id":"CVE-2026-41445","title":"KissFFT Integer Overflow Heap Buffer Overflow via kiss_fftndr_alloc()","description":"KissFFT before commit 8a8e66e contains an integer overflow vulnerability in the kiss_fftndr_alloc() function in kiss_fftndr.c where the allocation size calculation dimOther*(dimReal+2)*sizeof(kiss_fft_scalar) overflows signed 32-bit integer arithmetic before being widened to size_t, causing malloc() to allocate an undersized buffer. Attackers can trigger heap buffer overflow by providing crafted dimensions that cause the multiplication to exceed INT_MAX, allowing writes beyond the allocated buffer region when kiss_fftndr() processes the data.","status":"published","published":"2026-04-20T16:18:50.371Z","modified":"2026-10-28T11:13:21.258462342Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-122","CWE-190"],"updated_at":"2026-11-02T15:45:03.764807Z"},{"id":"DEBIAN-CVE-2026-41445","description":"KissFFT before commit 8a8e66e contains an integer overflow vulnerability in the kiss_fftndr_alloc() function in kiss_fftndr.c where the allocation size calculation dimOther*(dimReal+2)*sizeof(kiss_fft_scalar) overflows signed 32-bit integer arithmetic before being widened to size_t, causing malloc() to allocate an undersized buffer. Attackers can trigger heap buffer overflow by providing crafted dimensions that cause the multiplication to exceed INT_MAX, allowing writes beyond the allocated buffer region when kiss_fftndr() processes the data.","status":"published","published":"2026-04-20T17:16:37.16Z","modified":"2026-10-27T09:47:29.49933821Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/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":"high"}],"updated_at":"2026-11-02T15:45:54.892385Z"},{"id":"UBUNTU-CVE-2026-41445","description":"KissFFT before commit 8a8e66e contains an integer overflow vulnerability in the kiss_fftndr_alloc() function in kiss_fftndr.c where the allocation size calculation dimOther*(dimReal+2)*sizeof(kiss_fft_scalar) overflows signed 32-bit integer arithmetic before being widened to size_t, causing malloc() to allocate an undersized buffer. Attackers can trigger heap buffer overflow by providing crafted dimensions that cause the multiplication to exceed INT_MAX, allowing writes beyond the allocated buffer region when kiss_fftndr() processes the data.","status":"published","published":"2026-04-20T17:16:00Z","modified":"2026-09-10T21:30:17.522615638Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"},{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T16:56:16.686388Z"},{"id":"openSUSE-SU-2026:10591-1","title":"kissfft-131.2.0-2.1 on GA media","description":"These are all security issues fixed in the kissfft-131.2.0-2.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2026-04-21T00:00:00Z","modified":"2026-04-22T08:16:05.834243Z","updated_at":"2026-11-02T16:58:38.415593Z"},{"id":"USN-8745-1","title":"kissfft vulnerabilities","description":"It was discovered that KissFFT incorrectly handled certain large Fourier\ntransform sizes on 32-bit architectures. An attacker could possibly use\nthis issue to cause KissFFT to crash, resulting in a denial of service, or\nexecute arbitrary code. (CVE-2025-34297)\n\nIt was discovered that KissFFT incorrectly handled certain multidimensional\nFourier transform sizes. An attacker could possibly use this issue to cause\nKissFFT to crash, resulting in a denial of service, or execute arbitrary\ncode. (CVE-2026-41445)","status":"published","published":"2026-09-10T15:36:46Z","modified":"2026-09-10T21:42:31.094242626Z","updated_at":"2026-11-02T16:58:26.907654Z"}]}}