CVE-2022-48824

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2022-48824
In the Linux kernel, the following vulnerability has been resolved: scsi: myrs: Fix crash in error case In myrs_detect(), cs->disable_intr is NULL when privdata->hw_init() fails with non-zero. In this case, myrs_cleanup(cs) will call a NULL ptr and crash the kernel. [ 1.105606] myrs 0000:00:03.0: Unknown Initialization Error 5A [ 1.105872] myrs 0000:00:03.0: Failed to initialize Controller [ 1.106082] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 1.110774] Call Trace: [ 1.110950] myrs_cleanup+0xe4/0x150 [myrs] [ 1.111135] myrs_probe.cold+0x91/0x56a [myrs] [ 1.111302] ? DAC960_GEM_intr_handler+0x1f0/0x1f0 [myrs] [ 1.111500] local_pci_probe+0x48/0x90

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/0e42c4a3d732517edc3766dd45a14e60d29dd929 Patch
https://git.kernel.org/stable/c/1d6cd26605b4d662063a83c15c776b5299a1cb23 Patch
https://git.kernel.org/stable/c/4db09593af0b0b4d7d4805ebb3273df51d7cc30d Patch
https://git.kernel.org/stable/c/5c5ceea00c8c9df150708e66cb9f2891192c1162 Patch
https://git.kernel.org/stable/c/6207f35c213f6cb2fc3f13b5e77f08c710e1de19 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:*:*:*:*:*:*:*:*
History

07 Aug 2024, 19:14

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.5
References () https://git.kernel.org/stable/c/0e42c4a3d732517edc3766dd45a14e60d29dd929 - () https://git.kernel.org/stable/c/0e42c4a3d732517edc3766dd45a14e60d29dd929 - Patch
References () https://git.kernel.org/stable/c/1d6cd26605b4d662063a83c15c776b5299a1cb23 - () https://git.kernel.org/stable/c/1d6cd26605b4d662063a83c15c776b5299a1cb23 - Patch
References () https://git.kernel.org/stable/c/4db09593af0b0b4d7d4805ebb3273df51d7cc30d - () https://git.kernel.org/stable/c/4db09593af0b0b4d7d4805ebb3273df51d7cc30d - Patch
References () https://git.kernel.org/stable/c/5c5ceea00c8c9df150708e66cb9f2891192c1162 - () https://git.kernel.org/stable/c/5c5ceea00c8c9df150708e66cb9f2891192c1162 - Patch
References () https://git.kernel.org/stable/c/6207f35c213f6cb2fc3f13b5e77f08c710e1de19 - () https://git.kernel.org/stable/c/6207f35c213f6cb2fc3f13b5e77f08c710e1de19 - Patch
First Time Linux
Linux linux Kernel
Summary
  • (es) En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: scsi: myrs: soluciona el fallo en caso de error En myrs_detect(), cs->disable_intr es NULL cuando privdata->hw_init() falla con un valor distinto de cero. En este caso, myrs_cleanup(cs) llamará a un ptr NULL y bloqueará el kernel. [1.105606] myrs 0000:00:03.0: Error de inicialización desconocido 5A [1.105872] myrs 0000:00:03.0: Error al inicializar el controlador [1.106082] ERROR: desreferencia del puntero NULL del núcleo, dirección: 0000000000000000 [1.110774] Seguimiento de llamadas : [1.110950] myrs_cleanup+0xe4/0x150 [myrs] [ 1.111135] myrs_probe.cold+0x91/0x56a [myrs] [ 1.111302] ? DAC960_GEM_intr_handler+0x1f0/0x1f0 [años] [ 1.111500] local_pci_probe+0x48/0x90
CPE cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
CWE CWE-476

16 Jul 2024, 12:15

Type Values Removed Values Added
New CVE
Information

Published : 2024-07-16 12:15

Updated : 2024-08-07 19:14

NVD link : CVE-2022-48824

Mitre link : CVE-2022-48824

CVE.ORG link : CVE-2022-48824

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-476

NULL Pointer Dereference