CVE-2022-49444 (GCVE-0-2022-49444)

Vulnerability from cvelistv5 – Published: 2025-02-26 02:12 – Updated: 2026-05-23 15:22
VLAI
Title
module: fix [e_shstrndx].sh_size=0 OOB access
Summary
In the Linux kernel, the following vulnerability has been resolved: module: fix [e_shstrndx].sh_size=0 OOB access It is trivial to craft a module to trigger OOB access in this line: if (info->secstrings[strhdr->sh_size - 1] != '\0') { BUG: unable to handle page fault for address: ffffc90000aa0fff PGD 100000067 P4D 100000067 PUD 100066067 PMD 10436f067 PTE 0 Oops: 0000 [#1] PREEMPT SMP PTI CPU: 7 PID: 1215 Comm: insmod Not tainted 5.18.0-rc5-00007-g9bf578647087-dirty #10 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.14.0-4.fc34 04/01/2014 RIP: 0010:load_module+0x19b/0x2391 [rebased patch onto modules-next]
Severity
7.1 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Assigner
References
Impacted products
Vendor Product Version CPE status
Linux Linux Affected: ec2a29593c83ed71a7f16e3243941ebfcf75fdf6 , < 09cb6663618a74fe5572a4931ecbf098832e79ec (git)
Affected: ec2a29593c83ed71a7f16e3243941ebfcf75fdf6 , < 921630e2e5124a04158129a8f22f4b425e61a858 (git)
Affected: ec2a29593c83ed71a7f16e3243941ebfcf75fdf6 , < 45a76414b6d8b8b39c23fea53b9d20e831ae72a0 (git)
Affected: ec2a29593c83ed71a7f16e3243941ebfcf75fdf6 , < 391e982bfa632b8315235d8be9c0a81374c6a19c (git)
Affected: 05d891e76dde3e430c707dae7d85139794eeadbd (git)
Affected: d802672c7f00963613f289579073ac519f0d306c (git)
Affected: 214aa69cac91a723239118bbbfe77d5654ddff6b (git)
Affected: 5.4.110 , < 5.5 (semver)
Affected: 5.10.26 , < 5.11 (semver)
Affected: 5.11.3 , < 5.12 (semver)
guessed Create a notification for this product.
Linux Linux Affected: 5.12
Unaffected: 0 , < 5.12 (semver)
Unaffected: 5.15.54 , ≤ 5.15.* (semver)
Unaffected: 5.17.14 , ≤ 5.17.* (semver)
Unaffected: 5.18.3 , ≤ 5.18.* (semver)
Unaffected: 5.19 , ≤ * (original_commit_for_fix)
guessed Create a notification for this product.
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      "cve": "CVE-2022-49444",
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      "product_status:known_affected": "108",
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      "source": "Red Hat CSAF VEX",
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      "title": "kernel: module: fix [e_shstrndx].sh_size=0 OOB access",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2022/cve-2022-49444.json",
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}



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