{"id":"CVE-2023-29934","aliases":["BELL-CVE-2023-29934","DEBIAN-CVE-2023-29934","EUVD-2023-33464","GHSA-6mqq-w7mm-xmq8","ROOT-OS-DEBIAN-12-CVE-2023-29934","UBUNTU-CVE-2023-29934","USN-6258-1"],"status":"published","title":"llvm-project commit 6c01b5c was discovered to contain a segmentation fault via the component mlir...","description":"llvm-project commit 6c01b5c was discovered to contain a segmentation fault via the component mlir::Type::getDialect().","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00221,"percentile":0.12752,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-125"],"published":"2023-05-05T00:00:00Z","modified":"2026-10-26T18:02:24Z","fixes":[{"ecosystem":"Root:Debian:12","package":"llvm-toolchain-14","fixed_in":["1:14.0.6-12.root.io.1","1:14.0.6-12.root.io.2","1:14.0.6-12.root.io.3","1:14.0.6-12.aikido.4"],"sources":["osv"]},{"ecosystem":"Root:Debian:12","package":"rootio-llvm-toolchain-14","fixed_in":["1:14.0.6-12.root.io.1","1:14.0.6-12.root.io.2","1:14.0.6-12.root.io.3","1:14.0.6-12.aikido.4"],"sources":["osv"]},{"ecosystem":"Ubuntu:22.04:LTS","package":"llvm-toolchain-13","fixed_in":["1:13.0.1-2ubuntu2.2"],"sources":["osv"]},{"ecosystem":"Ubuntu:22.04:LTS","package":"llvm-toolchain-14","fixed_in":["1:14.0.0-1ubuntu1.1"],"sources":["osv"]},{"ecosystem":"Ubuntu:22.04:LTS","package":"llvm-toolchain-15","fixed_in":["1:15.0.7-0ubuntu0.22.04.3"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"llvm-toolchain-13","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:13.0.1-11","1:13.0.1-12","1:13.0.1-13"]},{"source":"osv","ecosystem":"Debian:12","package":"llvm-toolchain-14","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:14.0.6-12","1:14.0.6-12+powerpc","1:14.0.6-13","1:14.0.6-14","1:14.0.6-16","1:14.0.6-16.1","1:14.0.6-16.1~exp1","1:14.0.6-17","1:14.0.6-18","1:14.0.6-19","1:14.0.6-20"]},{"source":"osv","ecosystem":"Debian:12","package":"llvm-toolchain-15","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:15.0.6-4","1:15.0.6-5~exp1","1:15.0.6-5~exp2","1:15.0.6-5~exp3","1:15.0.7-1","1:15.0.7-1+hurd.1","1:15.0.7-10","1:15.0.7-10.1~exp1","1:15.0.7-11","1:15.0.7-11.1","1:15.0.7-12","1:15.0.7-13","1:15.0.7-14","1:15.0.7-15","1:15.0.7-15+hurd.1","1:15.0.7-2","1:15.0.7-3","1:15.0.7-4","1:15.0.7-5","1:15.0.7-5~exp1","1:15.0.7-6","1:15.0.7-7","1:15.0.7-8","1:15.0.7-9"]},{"source":"osv","ecosystem":"Root:Debian:12","package":"llvm-toolchain-14","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:14.0.6-12.root.io.1"},{"fixed":"1:14.0.6-12.root.io.2"},{"fixed":"1:14.0.6-12.root.io.3"},{"fixed":"1:14.0.6-12.aikido.4"}]}]},{"source":"osv","ecosystem":"Root:Debian:12","package":"rootio-llvm-toolchain-14","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:14.0.6-12.root.io.1"},{"fixed":"1:14.0.6-12.root.io.2"},{"fixed":"1:14.0.6-12.root.io.3"},{"fixed":"1:14.0.6-12.aikido.4"}]}]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"llvm-toolchain-13","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:13.0.1-2ubuntu2.2"}]}],"versions":["1:13.0.0-2","1:13.0.0-9","1:13.0.1-2ubuntu1","1:13.0.1-2ubuntu2","1:13.0.1-2ubuntu2.1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"llvm-toolchain-14","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:14.0.0-1ubuntu1.1"}]}],"versions":["1:14.0.0~+rc1-1","1:14.0.0~+rc1-1ubuntu4","1:14.0.0~+rc4-1ubuntu1","1:14.0.0-1ubuntu1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"llvm-toolchain-15","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:15.0.7-0ubuntu0.22.04.3"}]}],"versions":["1:15.0.6-3~ubuntu0.22.04.2","1:15.0.7-0ubuntu0.22.04.1","1:15.0.7-0ubuntu0.22.04.2"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"llvm-toolchain-13","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:13.0.1-2ubuntu2.2"}]}],"versions":["1:13.0.0-2","1:13.0.0-9","1:13.0.1-2ubuntu1","1:13.0.1-2ubuntu2","1:13.0.1-2ubuntu2.1"],"bundled":4},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"llvm-toolchain-14","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:14.0.0-1ubuntu1.1"}]}],"versions":["1:14.0.0~+rc1-1","1:14.0.0~+rc1-1ubuntu4","1:14.0.0~+rc4-1ubuntu1","1:14.0.0-1ubuntu1"],"bundled":4},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"llvm-toolchain-15","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:15.0.7-0ubuntu0.22.04.3"}]}],"versions":["1:15.0.6-3~ubuntu0.22.04.2","1:15.0.7-0ubuntu0.22.04.1","1:15.0.7-0ubuntu0.22.04.2"],"bundled":4}],"products":[{"vendor":"llvm","product":"llvm"}],"references":[{"url":"https://github.com/llvm/llvm-project/issues/59136","tags":["x_transferred","exploit","Issue Tracking","Patch","fix","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-29934"},{"url":"https://github.com/advisories/GHSA-6mqq-w7mm-xmq8"},{"url":"https://docs.bell-sw.com/security/cves/CVE-2023-29934","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2023-29934","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2023-29934","tags":["report"]},{"url":"https://github.com/llvm/llvm-project/commit/80d5400d924e543c5420f4e924f5818313605e99","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-6258-1","tags":["advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-29934","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2023-29932","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2023-29933","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2023-29939","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2023-29934","description":"llvm-project commit 6c01b5c was discovered to contain a segmentation fault via the component mlir::Type::getDialect().","status":"published","published":"2023-05-05T00:00:00Z","modified":"2025-01-29T20:47:59.174Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"adp"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:35:29.01154Z"}],"euvd":[{"id":"EUVD-2023-33464","description":"llvm-project commit 6c01b5c was discovered to contain a segmentation fault via the component mlir::Type::getDialect().","status":"published","published":"2023-05-05T00:00:00Z","modified":"2025-01-29T20:47:59Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-03T00:04:09.506854Z"}],"ghsa":[{"id":"GHSA-6mqq-w7mm-xmq8","title":"llvm-project commit 6c01b5c was discovered to contain a segmentation fault via the component mlir...","description":"llvm-project commit 6c01b5c was discovered to contain a segmentation fault via the component mlir::Type::getDialect().","status":"published","published":"2023-05-05T15:30:59Z","modified":"2024-04-04T03:49:42Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:56:18.466724Z"}],"nvd":[{"id":"CVE-2023-29934","description":"llvm-project commit 6c01b5c was discovered to contain a segmentation fault via the component mlir::Type::getDialect().","status":"published","published":"2023-05-05T15:15:09.733Z","modified":"2026-06-17T05:51:05.773Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:08:01.131774Z"}],"osv":[{"id":"BELL-CVE-2023-29934","title":"CVE-2023-29934 does not affect BellSoft software","status":"withdrawn","published":"2023-10-18T13:45:40.516736Z","modified":"2026-01-26T09:50:03.832359Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:28:17.742221Z"},{"id":"CVE-2023-29934","description":"llvm-project commit 6c01b5c was discovered to contain a segmentation fault via the component mlir::Type::getDialect().","status":"published","published":"2023-05-05T15:15:09.733Z","modified":"2026-03-14T12:06:19.340438Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:31.468318Z"},{"id":"DEBIAN-CVE-2023-29934","description":"llvm-project commit 6c01b5c was discovered to contain a segmentation fault via the component mlir::Type::getDialect().","status":"published","published":"2023-05-05T15:15:09.733Z","modified":"2026-10-26T18:02:24.69613202Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:39.679062Z"},{"id":"UBUNTU-CVE-2023-29934","description":"llvm-project commit 6c01b5c was discovered to contain a segmentation fault via the component mlir::Type::getDialect().","status":"published","published":"2023-05-05T15:15:00Z","modified":"2026-04-22T14:05:25.902866Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T16:54:20.997471Z"},{"id":"ROOT-OS-DEBIAN-12-CVE-2023-29934","title":"CVE-2023-29934 in llvm-toolchain-14 - Patched by Root","description":"Root has patched CVE-2023-29934 in the llvm-toolchain-14 package for Root:Debian:12. Multiple fixed versions available.","status":"published","published":"2026-08-25T20:02:37Z","modified":"2026-08-26T01:13:19.196802784Z","updated_at":"2026-11-02T15:53:30.70924Z"},{"id":"USN-6258-1","title":"llvm-toolchain-13, llvm-toolchain-14, llvm-toolchain-15 vulnerabilities","description":"It was discovered that LLVM Toolchain did not properly manage memory under\ncertain circumstances. If a user were tricked into opening a specially\ncrafted MLIR file, an attacker could possibly use this issue to cause LLVM\nToolchain to crash, resulting in a denial of service. (CVE-2023-29932,\nCVE-2023-29934, CVE-2023-29939)\n\nIt was discovered that LLVM Toolchain did not properly manage memory under \ncertain circumstances. If a user were tricked into opening a specially     \ncrafted MLIR file, an attacker could possibly use this issue to cause LLVM \nToolchain to crash, resulting in a denial of service. This issue only\naffected llvm-toolchain-15. (CVE-2023-29933)\n","status":"published","published":"2023-07-27T07:48:23Z","modified":"2026-04-22T10:37:40.60772Z","updated_at":"2026-11-02T16:58:17.305935Z"}]}}