{"id":"CVE-2023-54146","summary":"x86/kexec: Fix double-free of elf header buffer","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nx86/kexec: Fix double-free of elf header buffer\n\nAfter\n\n  b3e34a47f989 (\"x86/kexec: fix memory leak of elf header buffer\"),\n\nfreeing image-\u003eelf_headers in the error path of crash_load_segments()\nis not needed because kimage_file_post_load_cleanup() will take\ncare of that later. And not clearing it could result in a double-free.\n\nDrop the superfluous vfree() call at the error path of\ncrash_load_segments().","modified":"2026-05-18T05:55:59.725574765Z","published":"2025-12-24T13:06:58.904Z","related":["SUSE-SU-2026:0263-1","SUSE-SU-2026:0316-1","SUSE-SU-2026:0317-1","SUSE-SU-2026:0411-1","SUSE-SU-2026:0617-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/54xxx/CVE-2023-54146.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/4c71a552b97fb4f46eb300224434fe56fcf4f254"},{"type":"WEB","url":"https://git.kernel.org/stable/c/554a880a1fff46dd5a355dec21cd77d542a0ddf2"},{"type":"WEB","url":"https://git.kernel.org/stable/c/5bd3c7abeb69fb4133418b846a1c6dc11313d6f0"},{"type":"WEB","url":"https://git.kernel.org/stable/c/d00dd2f2645dca04cf399d8fc692f3f69b6dd996"},{"type":"WEB","url":"https://git.kernel.org/stable/c/fbdbf8ac333d3d47c0d9ea81d7d445654431d100"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/54xxx/CVE-2023-54146.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-54146"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"23cf39dccf7653650701a6f39b119e9116a27f1a"},{"fixed":"4c71a552b97fb4f46eb300224434fe56fcf4f254"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"8765a423a87d74ef24ea02b43b2728fe4039f248"},{"fixed":"554a880a1fff46dd5a355dec21cd77d542a0ddf2"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"b3e34a47f98974d0844444c5121aaff123004e57"},{"fixed":"fbdbf8ac333d3d47c0d9ea81d7d445654431d100"},{"fixed":"5bd3c7abeb69fb4133418b846a1c6dc11313d6f0"},{"fixed":"d00dd2f2645dca04cf399d8fc692f3f69b6dd996"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"0"},{"last_affected":"115ee42a4c2f26ba2b4ace2668a3f004621f6833"},{"last_affected":"f675e3a9189d84a9324ab45b0cb19906c2bc8fcb"}]}],"versions":["v5.15.86","v5.15.85","v5.15.84","v5.15.83","v5.15.82","v5.15.81","v5.15.80","v5.15.79","v5.15.78","v5.15.77","v5.15.76","v5.15.75","v5.15.74","v5.15.73","v5.15.72","v5.15.71","v5.15.70","v5.15.69","v5.15.68","v5.15.67","v5.15.66","v5.15.65","v5.15.64","v5.15.63","v5.15.62","v5.15.61","v5.15.60","v5.15.59","v5.15.58","v5.15.57","v5.15.56","v5.15.55","v5.15.54","v5.15.53","v5.15.52","v5.15.51","v5.15.50","v5.15.49","v5.15.48","v5.15.47","v5.15.46","v5.18","v5.18-rc1","v5.18.2","v5.17.13","v5.18.1","v5.17.12","v5.17.11","v5.18-rc7","v5.18-rc2","v5.17.10","v5.17.9","v5.17.8","v5.18-rc5","v5.17","v5.18-rc4","v5.18-rc3","v5.18-rc6","v5.17.7","v5.17.6","v5.17.5","v5.17.4","v5.17.3","v5.17.2","v5.17.1","v5.17-rc6","v5.17-rc4","v5.17-rc8","v5.17-rc7","v5.17-rc1","v5.17-rc3","v5.17-rc2","v5.17-rc5","v5.16","v5.16-rc1","v5.16-rc8","v5.16-rc5","v5.16-rc6","v5.16-rc7","v5.16-rc3","v5.16-rc2","v5.16-rc4","v5.15","v5.15-rc2","v5.15-rc1","v5.15-rc4","v5.15-rc7","v5.15-rc3","v5.15-rc5","v5.15-rc6","v5.14","v5.14-rc3","v5.14-rc1","v5.14-rc2","v5.14-rc7","v5.14-rc6","v5.13-rc1","v5.14-rc5","v5.14-rc4","v5.13","v5.13-rc6","v5.13-rc7","v5.13-rc3","v5.13-rc2","v5.13-rc4","v5.13-rc5","v5.12","v5.12-rc2","v5.12-rc1-dontuse","v5.12-rc1","v5.12-rc8","v5.12-rc3","v5.12-rc7","v5.12-rc5","v5.12-rc6","v5.12-rc4","v5.10","v5.11","v5.11-rc3","v5.11-rc7","v5.11-rc6","v5.11-rc5","v5.11-rc1","v5.11-rc4","v5.11-rc2","v5.10-rc1","v5.10-rc7","v5.10-rc4","v5.10-rc3","v5.10-rc6","v5.9","v5.10-rc2","v5.10-rc5","v5.9-rc1","v5.9-rc7","v5.9-rc8","v5.9-rc6","v5.9-rc4","v5.9-rc5","v5.9-rc3","v5.9-rc2","v5.8","v5.7","v5.8-rc2","v5.8-rc1","v5.8-rc7","v5.8-rc5","v5.8-rc3","v5.8-rc4","v5.8-rc6","v5.7-rc4","v5.7-rc7","v5.7-rc1","v5.7-rc3","v5.7-rc2","v5.7-rc5","v5.7-rc6","v5.6","v5.6-rc1","v5.6-rc7","v5.6-rc6","v5.6-rc3","v5.6-rc4","v5.6-rc2","v5.6-rc5","v5.5","v5.5-rc5","v5.5-rc7","v5.5-rc2","v5.5-rc1","v5.4","v5.5-rc4","v5.5-rc3","v5.5-rc6","v5.4-rc1","v5.4-rc6","v5.4-rc3","v5.4-rc4","v5.4-rc8","v5.4-rc7","v5.4-rc5","v5.3","v5.4-rc2","v5.3-rc5","v5.3-rc1","v5.3-rc2","v5.3-rc3","v5.3-rc8","v5.3-rc7","v5.3-rc4","v5.2","v5.3-rc6","v5.2-rc2","v5.2-rc7","v5.2-rc4","v5.2-rc1","v5.2-rc5","v5.2-rc6","v5.2-rc3","v5.1","v5.0-rc8","v5.1-rc7","v5.1-rc1","v5.1-rc6","v5.1-rc5","v5.0","v5.1-rc3","v5.1-rc2","v5.1-rc4","v5.0-rc1","v5.0-rc4","v5.0-rc3","v5.0-rc6","v5.0-rc7","v5.0-rc2","v5.0-rc5","v4.20-rc1","v4.19","v4.20","v4.20-rc7","v4.20-rc5","v4.20-rc6","v4.20-rc4","v4.20-rc2","v4.20-rc3","v4.19-rc2","v4.19-rc8","v4.19-rc4","v4.19-rc1","v4.19-rc7","v4.19-rc6","v4.19-rc5","v4.19-rc3","v4.18","v4.18-rc1","v4.18-rc8","v4.18-rc2","v4.18-rc5","v4.18-rc6","v4.18-rc7","v4.17","v4.18-rc3","v4.18-rc4","v4.17-rc1","v4.17-rc2","v4.17-rc7","v4.17-rc3","v4.17-rc4","v4.16","v4.17-rc6","v4.17-rc5","v4.16-rc7","v4.16-rc4","v4.16-rc1","v4.16-rc2"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