CVE-2022-50380

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2022-50380
In the Linux kernel, the following vulnerability has been resolved: mm: /proc/pid/smaps_rollup: fix no vma's null-deref Commit 258f669e7e88 ("mm: /proc/pid/smaps_rollup: convert to single value seq_file") introduced a null-deref if there are no vma's in the task in show_smaps_rollup.

5.5 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://git.kernel.org/stable/c/33fc9e26b7cb39f0d4219c875a2451802249c225 Patch
https://git.kernel.org/stable/c/6bb8769326c46db3058780c0640dcc49d8187b24 Patch
https://git.kernel.org/stable/c/97898139ca9b81ba9322a585e07490983c53b55a Patch
https://git.kernel.org/stable/c/a50ed2d28727ff605d95fb9a53be8ff94e8eaaf4 Patch
https://git.kernel.org/stable/c/c4c84f06285e48f80e9843d0775ad92714ffc35a Patch
https://git.kernel.org/stable/c/dbe863bce7679c7f5ec0e993d834fe16c5e687b5 Patch
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
History

11 Dec 2025, 18:19

Type Values Removed Values Added
First Time Linux
Linux linux Kernel
CWE CWE-476
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.5
CPE cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
References () https://git.kernel.org/stable/c/33fc9e26b7cb39f0d4219c875a2451802249c225 - () https://git.kernel.org/stable/c/33fc9e26b7cb39f0d4219c875a2451802249c225 - Patch
References () https://git.kernel.org/stable/c/6bb8769326c46db3058780c0640dcc49d8187b24 - () https://git.kernel.org/stable/c/6bb8769326c46db3058780c0640dcc49d8187b24 - Patch
References () https://git.kernel.org/stable/c/97898139ca9b81ba9322a585e07490983c53b55a - () https://git.kernel.org/stable/c/97898139ca9b81ba9322a585e07490983c53b55a - Patch
References () https://git.kernel.org/stable/c/a50ed2d28727ff605d95fb9a53be8ff94e8eaaf4 - () https://git.kernel.org/stable/c/a50ed2d28727ff605d95fb9a53be8ff94e8eaaf4 - Patch
References () https://git.kernel.org/stable/c/c4c84f06285e48f80e9843d0775ad92714ffc35a - () https://git.kernel.org/stable/c/c4c84f06285e48f80e9843d0775ad92714ffc35a - Patch
References () https://git.kernel.org/stable/c/dbe863bce7679c7f5ec0e993d834fe16c5e687b5 - () https://git.kernel.org/stable/c/dbe863bce7679c7f5ec0e993d834fe16c5e687b5 - Patch

10 Oct 2025, 16:15

Type Values Removed Values Added
References
  • () https://git.kernel.org/stable/c/6bb8769326c46db3058780c0640dcc49d8187b24 -
  • () https://git.kernel.org/stable/c/97898139ca9b81ba9322a585e07490983c53b55a -
  • () https://git.kernel.org/stable/c/a50ed2d28727ff605d95fb9a53be8ff94e8eaaf4 -
  • () https://git.kernel.org/stable/c/c4c84f06285e48f80e9843d0775ad92714ffc35a -
  • () https://git.kernel.org/stable/c/dbe863bce7679c7f5ec0e993d834fe16c5e687b5 -

18 Sep 2025, 14:15

Type Values Removed Values Added
New CVE
Information

Published : 2025-09-18 14:15

Updated : 2025-12-11 18:19

NVD link : CVE-2022-50380

Mitre link : CVE-2022-50380

CVE.ORG link : CVE-2022-50380

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-476

NULL Pointer Dereference