{"id":"CVE-2022-49444","title":"module: fix [e_shstrndx].sh_size=0 OOB access","summary":"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->secstrings[strhdr->sh_size - 1] != '\\0') …","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= ec2a29593c83ed71a7f16e3243941ebfcf75fdf6 < 09cb6663618a74fe5572a4931ecbf098832e79ec","Linux >= ec2a29593c83ed71a7f16e3243941ebfcf75fdf6 < 921630e2e5124a04158129a8f22f4b425e61a858","Linux >= ec2a29593c83ed71a7f16e3243941ebfcf75fdf6 < 45a76414b6d8b8b39c23fea53b9d20e831ae72a0","Linux >= ec2a29593c83ed71a7f16e3243941ebfcf75fdf6 < 391e982bfa632b8315235d8be9c0a81374c6a19c","Linux 05d891e76dde3e430c707dae7d85139794eeadbd","Linux d802672c7f00963613f289579073ac519f0d306c","Linux 214aa69cac91a723239118bbbfe77d5654ddff6b","Linux >= 5.4.110 < 5.5","Linux >= 5.10.26 < 5.11","Linux >= 5.11.3 < 5.12","Linux 5.12"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-11-05T19:45:38.455317Z"},"published":"2025-02-26","updated":"2026-11-05","sourceUpdated":"2026-11-05T19:49:39.791Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2022-49444","references":[{"url":"https://git.kernel.org/stable/c/09cb6663618a74fe5572a4931ecbf098832e79ec"},{"url":"https://git.kernel.org/stable/c/921630e2e5124a04158129a8f22f4b425e61a858"},{"url":"https://git.kernel.org/stable/c/45a76414b6d8b8b39c23fea53b9d20e831ae72a0"},{"url":"https://git.kernel.org/stable/c/391e982bfa632b8315235d8be9c0a81374c6a19c"}],"tags":["cve.org"],"epss":0.00288,"epssPercentile":0.21465,"ingestedAt":"2026-11-05T22:38:31.577Z","slug":"CVE-2022-49444","body":"## Overview\n\nIn 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->secstrings[strhdr->sh_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]\n\n## Affected\n\n- `Linux >= ec2a29593c83ed71a7f16e3243941ebfcf75fdf6 < 09cb6663618a74fe5572a4931ecbf098832e79ec`\n- `Linux >= ec2a29593c83ed71a7f16e3243941ebfcf75fdf6 < 921630e2e5124a04158129a8f22f4b425e61a858`\n- `Linux >= ec2a29593c83ed71a7f16e3243941ebfcf75fdf6 < 45a76414b6d8b8b39c23fea53b9d20e831ae72a0`\n- `Linux >= ec2a29593c83ed71a7f16e3243941ebfcf75fdf6 < 391e982bfa632b8315235d8be9c0a81374c6a19c`\n- `Linux 05d891e76dde3e430c707dae7d85139794eeadbd`\n- `Linux d802672c7f00963613f289579073ac519f0d306c`\n- `Linux 214aa69cac91a723239118bbbfe77d5654ddff6b`\n- `Linux >= 5.4.110 < 5.5`\n- `Linux >= 5.10.26 < 5.11`\n- `Linux >= 5.11.3 < 5.12`\n- `Linux 5.12`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}