CVE-2022-50334 — NULL Pointer Dereference in Linux

CWE-476 — NULL Pointer Dereference5 documents5 sources
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 97.47%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
LinuxLinux KernelDebian Linux
Timeline
PublishedSep 15

Description

In the Linux kernel, the following vulnerability has been resolved: hugetlbfs: fix null-ptr-deref in hugetlbfs_parse_param() Syzkaller reports a null-ptr-deref bug as follows: KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] RIP: 0010:hugetlbfs_parse_param+0x1dd/0x8e0 fs/hugetlbfs/inode.c:1380 [...] Call Trace: vfs_parse_fs_param fs/fs_context.c:148 [inline] vfs_parse_fs_param+0x1f9/0x3c0 fs/fs_context.c:129 vfs_parse_fs_string+0xdb/0x170 fs/fs_context.c:191 generic_pars…

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages4 packages

▶NVDlinux/linux_kernel5.5 — 5.10.163+4
▶Debianlinux/linux_kernel< 5.10.178-1+3
▶CVEListV5linux/linux32021982a324dce93b4ae00c06213bf45fb319c8 — fa71639873518e3587632ae58e25e4a96b57fa90+6
▶debiandebian/linux< linux 6.1.4-1 (bookworm)

Patches

Patch: git.kernel.org ↗Patch: git.kernel.org ↗Patch: git.kernel.org ↗

🔴Vulnerability Details

2
GHSA
GHSA-8wrh-ch6p-2682: In the Linux kernel, the following vulnerability has been resolved: hugetlbfs: fix null-ptr-deref in hugetlbfs_parse_param() Syzkaller reports a nul↗2025-09-15
▶
OSV
CVE-2022-50334: In the Linux kernel, the following vulnerability has been resolved: hugetlbfs: fix null-ptr-deref in hugetlbfs_parse_param() Syzkaller reports a null-↗2025-09-15
▶

📋Vendor Advisories

2
Red Hat
kernel: hugetlbfs: fix null-ptr-deref in hugetlbfs_parse_param()↗2025-09-15
▶
Debian
CVE-2022-50334: linux - In the Linux kernel, the following vulnerability has been resolved: hugetlbfs: ...↗2022
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CVE-2022-50334 — NULL Pointer Dereference in Linux | cvebase