CVE-2021-47426

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-47426
In the Linux kernel, the following vulnerability has been resolved: bpf, s390: Fix potential memory leak about jit_data Make sure to free jit_data through kfree() in the error path.

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/29fdb11ca88d3c490a3d56f0dc77eb9444d086be Patch
https://git.kernel.org/stable/c/686cb8b9f6b46787f035afe8fbd132a74e6b1bdd Patch
https://git.kernel.org/stable/c/a326f9c01cfbee4450ae49ce618ae6cbc0f76842 Patch
https://git.kernel.org/stable/c/d590a410e472417a22336c7c37685bfb38e801f2 Patch
https://git.kernel.org/stable/c/29fdb11ca88d3c490a3d56f0dc77eb9444d086be Patch
https://git.kernel.org/stable/c/686cb8b9f6b46787f035afe8fbd132a74e6b1bdd Patch
https://git.kernel.org/stable/c/a326f9c01cfbee4450ae49ce618ae6cbc0f76842 Patch
https://git.kernel.org/stable/c/d590a410e472417a22336c7c37685bfb38e801f2 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:5.15:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.15:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.15:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.15:rc4:*:*:*:*:*:*
History

31 Dec 2024, 20:03

Type Values Removed Values Added
CPE cpe:2.3:o:linux:linux_kernel:5.15:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.15:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.15:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.15:rc1:*:*:*:*:*:*
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.5
First Time Linux
Linux linux Kernel
CWE CWE-401
References () https://git.kernel.org/stable/c/29fdb11ca88d3c490a3d56f0dc77eb9444d086be - () https://git.kernel.org/stable/c/29fdb11ca88d3c490a3d56f0dc77eb9444d086be - Patch
References () https://git.kernel.org/stable/c/686cb8b9f6b46787f035afe8fbd132a74e6b1bdd - () https://git.kernel.org/stable/c/686cb8b9f6b46787f035afe8fbd132a74e6b1bdd - Patch
References () https://git.kernel.org/stable/c/a326f9c01cfbee4450ae49ce618ae6cbc0f76842 - () https://git.kernel.org/stable/c/a326f9c01cfbee4450ae49ce618ae6cbc0f76842 - Patch
References () https://git.kernel.org/stable/c/d590a410e472417a22336c7c37685bfb38e801f2 - () https://git.kernel.org/stable/c/d590a410e472417a22336c7c37685bfb38e801f2 - Patch

21 Nov 2024, 06:36

Type Values Removed Values Added
References () https://git.kernel.org/stable/c/29fdb11ca88d3c490a3d56f0dc77eb9444d086be - () https://git.kernel.org/stable/c/29fdb11ca88d3c490a3d56f0dc77eb9444d086be -
References () https://git.kernel.org/stable/c/686cb8b9f6b46787f035afe8fbd132a74e6b1bdd - () https://git.kernel.org/stable/c/686cb8b9f6b46787f035afe8fbd132a74e6b1bdd -
References () https://git.kernel.org/stable/c/a326f9c01cfbee4450ae49ce618ae6cbc0f76842 - () https://git.kernel.org/stable/c/a326f9c01cfbee4450ae49ce618ae6cbc0f76842 -
References () https://git.kernel.org/stable/c/d590a410e472417a22336c7c37685bfb38e801f2 - () https://git.kernel.org/stable/c/d590a410e472417a22336c7c37685bfb38e801f2 -
Summary
  • (es) En el kernel de Linux, se resolvió la siguiente vulnerabilidad: bpf, s390: solucione una posible pérdida de memoria sobre jit_data. Asegúrese de liberar jit_data mediante kfree() en la ruta de error.

21 May 2024, 15:15

Type Values Removed Values Added
New CVE
Information

Published : 2024-05-21 15:15

Updated : 2024-12-31 20:03

NVD link : CVE-2021-47426

Mitre link : CVE-2021-47426

CVE.ORG link : CVE-2021-47426

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-401

Missing Release of Memory after Effective Lifetime