CVE-2022-49444
EUVD-2022-5478526.02.2025, 07:01
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]EnginsightAffected Products (NVD)
| Vendor | Product | Version |
|---|---|---|
| linux | linux_kernel | 5.4.110 ≤ 𝑥 < 5.5 |
| linux | linux_kernel | 5.10.26 ≤ 𝑥 < 5.11 |
| linux | linux_kernel | 5.11.3 ≤ 𝑥 < 5.15.54 |
| linux | linux_kernel | 5.16 ≤ 𝑥 < 5.17.14 |
| linux | linux_kernel | 5.18 ≤ 𝑥 < 5.18.3 |
𝑥
= Vulnerable software versions
Debian Releases
openSUSE / SLES Releases
openSUSE Product | |||||||
|---|---|---|---|---|---|---|---|
| cluster-md-kmp-default |
| ||||||
| dlm-kmp-default |
| ||||||
| gfs2-kmp-default |
| ||||||
| kernel-64kb |
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| kernel-default |
| ||||||
| kernel-default-base |
| ||||||
| kernel-default-man |
| ||||||
| kernel-docs |
| ||||||
| kernel-macros |
| ||||||
| kernel-obs-build |
| ||||||
| kernel-source |
| ||||||
| kernel-syms |
| ||||||
| kernel-zfcpdump |
| ||||||
| ocfs2-kmp-default |
| ||||||
| reiserfs-kmp-default |
|
Common Weakness Enumeration