{"id":"CVE-2022-49444","summary":"module: fix [e_shstrndx].sh_size=0 OOB access","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nmodule: fix [e_shstrndx].sh_size=0 OOB access\n\nIt is trivial to craft a module to trigger OOB access in this line:\n\n\tif (info-\u003esecstrings[strhdr-\u003esh_size - 1] != '\\0') {\n\nBUG: unable to handle page fault for address: ffffc90000aa0fff\nPGD 100000067 P4D 100000067 PUD 100066067 PMD 10436f067 PTE 0\nOops: 0000 [#1] PREEMPT SMP PTI\nCPU: 7 PID: 1215 Comm: insmod Not tainted 5.18.0-rc5-00007-g9bf578647087-dirty #10\nHardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.14.0-4.fc34 04/01/2014\nRIP: 0010:load_module+0x19b/0x2391\n\n[rebased patch onto modules-next]","modified":"2026-04-02T08:27:36.350655Z","published":"2025-02-26T02:12:56.606Z","related":["SUSE-SU-2025:1027-1","SUSE-SU-2025:1176-1","SUSE-SU-2025:1183-1","SUSE-SU-2025:1241-1","SUSE-SU-2025:1293-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49444.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/09cb6663618a74fe5572a4931ecbf098832e79ec"},{"type":"WEB","url":"https://git.kernel.org/stable/c/391e982bfa632b8315235d8be9c0a81374c6a19c"},{"type":"WEB","url":"https://git.kernel.org/stable/c/45a76414b6d8b8b39c23fea53b9d20e831ae72a0"},{"type":"WEB","url":"https://git.kernel.org/stable/c/921630e2e5124a04158129a8f22f4b425e61a858"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49444.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-49444"},{"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":"ec2a29593c83ed71a7f16e3243941ebfcf75fdf6"},{"fixed":"09cb6663618a74fe5572a4931ecbf098832e79ec"},{"fixed":"921630e2e5124a04158129a8f22f4b425e61a858"},{"fixed":"45a76414b6d8b8b39c23fea53b9d20e831ae72a0"},{"fixed":"391e982bfa632b8315235d8be9c0a81374c6a19c"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"0"},{"last_affected":"05d891e76dde3e430c707dae7d85139794eeadbd"},{"last_affected":"d802672c7f00963613f289579073ac519f0d306c"},{"last_affected":"214aa69cac91a723239118bbbfe77d5654ddff6b"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-49444.json"}}],"schema_version":"1.7.5"}