{"id":"CVE-2026-43262","summary":"gfs2: fiemap page fault fix","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ngfs2: fiemap page fault fix\n\nIn gfs2_fiemap(), we are calling iomap_fiemap() while holding the inode\nglock.  This can lead to recursive glock taking if the fiemap buffer is\nmemory mapped to the same inode and accessing it triggers a page fault.\n\nFix by disabling page faults for iomap_fiemap() and faulting in the\nbuffer by hand if necessary.\n\nFixes xfstest generic/742.","modified":"2026-06-18T03:54:36.320081176Z","published":"2026-05-06T11:28:49.480Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43262.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/2e121c53b581e40397ae08090a7af4ed10781fbc"},{"type":"WEB","url":"https://git.kernel.org/stable/c/5d2c4f182ea8516de8682e2b60411c03df00e3ea"},{"type":"WEB","url":"https://git.kernel.org/stable/c/5d5d9ec957bfa1eb2b05861c19f5d701dd006db7"},{"type":"WEB","url":"https://git.kernel.org/stable/c/9d15fee888f0e8938c9aeed71ec9c2cbba0c88ab"},{"type":"WEB","url":"https://git.kernel.org/stable/c/cead3bebf3e318578b8a86a5472015d713d2a8a8"},{"type":"WEB","url":"https://git.kernel.org/stable/c/e411d74cc5ba290f85d0dd5e4d1df8f1d6d975d2"},{"type":"WEB","url":"https://git.kernel.org/stable/c/e428670cfb2993d8c224effd076242ca6b0950de"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43262.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-43262"},{"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":"e9079cce201784632aed4b1a3121ee38c1ced0b6"},{"fixed":"5d5d9ec957bfa1eb2b05861c19f5d701dd006db7"},{"fixed":"cead3bebf3e318578b8a86a5472015d713d2a8a8"},{"fixed":"e428670cfb2993d8c224effd076242ca6b0950de"},{"fixed":"5d2c4f182ea8516de8682e2b60411c03df00e3ea"},{"fixed":"2e121c53b581e40397ae08090a7af4ed10781fbc"},{"fixed":"9d15fee888f0e8938c9aeed71ec9c2cbba0c88ab"},{"fixed":"e411d74cc5ba290f85d0dd5e4d1df8f1d6d975d2"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-43262.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.6.29"},{"fixed":"5.15.202"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.165"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.6.128"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.75"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.16"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"6.19.6"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-43262.json"}}],"schema_version":"1.7.5"}