CVE-2022-49444

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Source
https://cve.org/CVERecord?id=CVE-2022-49444
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-49444.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2022-49444
Downstream
Related
Published
2025-02-26T02:12:56.606Z
Modified
2026-04-11T12:44:03.486176Z
Summary
module: fix [e_shstrndx].sh_size=0 OOB access
Details

In the Linux kernel, the following vulnerability has been resolved:

module: fix [eshstrndx].shsize=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]

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49444.json",
    "cna_assigner": "Linux"
}
References

Affected packages

Git / 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 Unknown introduced commit / All previous commits are affected
Last affected
05d891e76dde3e430c707dae7d85139794eeadbd
Last affected
d802672c7f00963613f289579073ac519f0d306c
Last affected
214aa69cac91a723239118bbbfe77d5654ddff6b

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-49444.json"

Linux / Kernel

Package

Name
Kernel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
5.12.0
Fixed
5.15.54
Type
ECOSYSTEM
Events
Introduced
5.16.0
Fixed
5.17.14
Type
ECOSYSTEM
Events
Introduced
5.18.0
Fixed
5.18.3

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-49444.json"