{"schema_version":"1.9.0","id":"CVE-2024-26977","published":"2024-05-01T05:20:28.830Z","modified":"2026-08-12T03:51:13.741988037Z","related":["SUSE-SU-2024:2008-1","SUSE-SU-2024:2019-1","SUSE-SU-2024:2190-1","SUSE-SU-2025:20008-1","SUSE-SU-2025:20028-1"],"summary":"pci_iounmap(): Fix MMIO mapping leak","details":"In the Linux kernel, the following vulnerability has been resolved:\n\npci_iounmap(): Fix MMIO mapping leak\n\nThe #ifdef ARCH_HAS_GENERIC_IOPORT_MAP accidentally also guards iounmap(),\nwhich means MMIO mappings are leaked.\n\nMove the guard so we call iounmap() for MMIO mappings.","affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"316e8d79a0959c302b0c462ab64b069599f10eef"},{"fixed":"5e4b23e7a7b33a1e56bfa3e5598138a2234d55b6"},{"fixed":"6d21d0356aa44157a62e39c0d1a13d4c69a8d0c8"},{"fixed":"b5d40f02e7222da032c2042aebcf2a07de9b342f"},{"fixed":"f3749345a9b7295dd071d0ed589634cb46364f77"},{"fixed":"af280e137e273935f2e09f4d73169998298792ed"},{"fixed":"7626913652cc786c238e2dd7d8740b17d41b2637"}]}],"versions":["v6.8","v6.8-rc1","v5.15.153","v6.8.2","v6.6.23","v6.1.83","v6.7.11","v5.15.152","v6.1.82","v6.6.22","v6.7.10","v6.8.1","v6.7-rc1","v6.8-rc7","v6.1.81","v6.7.9","v6.6.21","v5.15.151","v6.8-rc6","v6.8-rc5","v6.8-rc4","v6.8-rc3","v6.8-rc2","v6.7.8","v6.6.20","v6.1.80","v5.15.150","v6.7.7","v6.6.19","v6.7.6","v6.6.18","v6.1.79","v5.15.149","v6.7.5","v6.6.17","v6.1.78","v5.15.148","v6.7.4","v6.6.16","v6.1.77","v6.7.3","v6.6.15","v6.1.76","v6.7.2","v6.6.14","v6.1.75","v6.7.1","v6.6.13","v6.1.74","v5.15.147","v6.7","v6.6.12","v6.1.73","v6.7-rc3","v6.7-rc8","v6.6.11","v6.1.72","v5.15.146","v6.7-rc7","v6.6.10","v6.1.71","v6.6.9","v6.1.70","v5.15.145","v6.7-rc6","v6.6.8","v6.1.69","v5.15.144","v6.7-rc2","v6.6.7","v6.1.68","v5.15.143","v6.7-rc4","v6.7-rc5","v6.6.6","v6.1.67","v5.15.142","v6.1.66","v6.6.5","v6.6.4","v6.1.65","v5.15.141","v6.6","v6.6.3","v6.1.64","v5.15.140","v6.6.2","v6.1.63","v5.15.139","v6.6.1","v6.1.62","v5.15.138","v6.6-rc1","v5.15.137","v6.1.61","v6.1.60","v6.6-rc5","v6.6-rc3","v6.6-rc7","v6.6-rc6","v6.6-rc4","v6.1.59","v5.15.136","v6.1.58","v5.15.135","v6.6-rc2","v6.1.57","v6.1.56","v5.15.134","v6.1.55","v5.15.133","v6.5","v6.1.54","v5.15.132","v6.5-rc1","v6.1.53","v5.15.131","v6.1.52","v6.5-rc2","v5.15.130","v6.1.51","v6.5-rc7","v5.15.129","v6.1.50","v5.15.128","v6.1.49","v6.1.48","v5.15.127","v6.1.47","v6.5-rc4","v6.5-rc3","v6.1.46","v6.5-rc6","v6.1.45","v5.15.126","v6.5-rc5","v5.15.125","v6.1.44","v6.1.43","v5.15.124","v6.1.42","v5.15.123","v6.1.41","v5.15.122","v5.15.121","v6.1.40","v6.1.39","v5.15.120","v6.1.38","v6.4","v6.4-rc7","v6.4-rc1","v6.1.37","v5.15.119","v6.1.36","v6.4-rc6","v6.1.35","v5.15.118","v6.4-rc5","v6.4-rc3","v6.1.34","v5.15.117","v6.4-rc4","v6.4-rc2","v6.1.33","v5.15.116","v6.1.32","v5.15.115","v6.1.31","v5.15.114","v6.1.30","v5.15.113","v5.15.112","v6.1.29","v6.1.28","v5.15.111","v6.3","v6.1.27","v5.15.110","v6.1.26","v5.15.109","v6.3-rc1","v6.1.25","v5.15.108","v6.3-rc7","v6.3-rc2","v6.3-rc3","v6.3-rc5","v6.3-rc6","v6.3-rc4","v6.1.24","v5.15.107","v6.2-rc6","v6.1.23","v5.15.106","v6.1.22","v5.15.105","v6.1.21","v5.15.104","v6.1.20","v5.15.103","v6.1.19","v5.15.102","v6.1.18","v5.15.101","v5.15.100","v5.15.99","v6.1.17","v6.1.16","v5.15.98","v6.1.15","v6.2-rc1","v6.2","v5.15.97","v6.1.14","v5.15.96","v5.15.95","v6.1.13","v6.2-rc2","v6.2-rc8","v6.1.12","v5.15.94","v6.2-rc5","v6.2-rc4","v5.15.93","v6.1.11","v6.2-rc7","v6.1.10","v5.15.92","v6.2-rc3","v6.1.9","v5.15.91","v6.1.8","v5.15.90","v6.1.7","v5.15.89","v6.1.6","v5.15.88","v6.1-rc1","v6.1.5","v5.15.87","v6.1.4","v5.15.86","v6.1.3","v6.1.2","v6.1.1","v5.15.85","v6.1","v5.15.84","v5.15.83","v6.1-rc8","v6.1-rc3","v5.15.82","v6.1-rc6","v5.15.81","v6.1-rc7","v6.1-rc4","v6.1-rc2","v5.15.80","v5.15.79","v6.1-rc5","v5.15.78","v5.15.77","v5.15.76","v5.15.75","v6.0-rc1","v5.15.74","v6.0","v5.15.73","v5.15.72","v6.0-rc7","v5.15.71","v6.0-rc3","v6.0-rc2","v5.15.70","v6.0-rc6","v6.0-rc4","v6.0-rc5","v5.15.69","v5.15.68","v5.15.67","v5.15.66","v5.15.65","v5.15.64","v5.19","v5.15.63","v5.15.62","v5.15.61","v5.15.60","v5.19-rc1","v5.15.59","v5.15.58","v5.19-rc5","v5.19-rc8","v5.19-rc6","v5.18","v5.19-rc2","v5.19-rc7","v5.15.57","v5.19-rc3","v5.15.56","v5.15.55","v5.19-rc4","v5.15.54","v5.15.53","v5.15.52","v5.15.51","v5.18-rc1","v5.15.50","v5.15.49","v5.15.48","v5.15.47","v5.15.46","v5.15.45","v5.15.44","v5.15.43","v5.18-rc7","v5.18-rc2","v5.15.42","v5.15.41","v5.15.40","v5.18-rc5","v5.17","v5.18-rc4","v5.18-rc3","v5.18-rc6","v5.15.39","v5.15.38","v5.15.37","v5.15.36","v5.15.35","v5.15.34","v5.15.33","v5.15.32","v5.17-rc6","v5.17-rc4","v5.15.31","v5.17-rc8","v5.17-rc7","v5.15.30","v5.17-rc1","v5.15.29","v5.17-rc3","v5.15.28","v5.17-rc2","v5.15.27","v5.15.26","v5.17-rc5","v5.16","v5.15.25","v5.15.24","v5.15.23","v5.15.22","v5.15.21","v5.15.20","v5.15.19","v5.15.18","v5.15.17","v5.15.16","v5.15.15","v5.16-rc1","v5.15.14","v5.16-rc8","v5.15.13","v5.16-rc5","v5.16-rc6","v5.15.12","v5.16-rc7","v5.15.11","v5.16-rc3","v5.16-rc2","v5.15.10","v5.15.9","v5.16-rc4","v5.15.8","v5.15.7","v5.15","v5.15.6","v5.15.5","v5.15.4","v5.15.3","v5.15.2","v5.15.1","v5.15-rc2","v5.15-rc4","v5.15-rc7","v5.15-rc3","v5.15-rc5","v5.15-rc6"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-26977.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"5.15.0"},{"fixed":"5.15.154"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":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