CVE-2022-49275

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2022-49275
In the Linux kernel, the following vulnerability has been resolved: can: m_can: m_can_tx_handler(): fix use after free of skb can_put_echo_skb() will clone skb then free the skb. Move the can_put_echo_skb() for the m_can version 3.0.x directly before the start of the xmit in hardware, similar to the 3.1.x branch.

7.8 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://git.kernel.org/stable/c/08d90846e438ac22dc56fc49ec0b0d195831c5ed Patch
https://git.kernel.org/stable/c/2e8e79c416aae1de224c0f1860f2e3350fa171f8 Patch
https://git.kernel.org/stable/c/31417073493f302d26ab66b3abc098d43227b835 Patch
https://git.kernel.org/stable/c/4db7d6f481990dd179a9ee7126dc7aa31ea4fff3 Patch
https://git.kernel.org/stable/c/7728d937ec403a1ceff9483023252d2cb8777f81 Patch
https://git.kernel.org/stable/c/869016a2938ac44f7b2fb7fc22c89edad99eb9b3 Patch
https://git.kernel.org/stable/c/d3892a747ab16b1eb6593a19d29f62c3b3f020ac Patch
https://git.kernel.org/stable/c/d93ed9aff64968f4cdad690712eb4f48ae537bde Patch
https://git.kernel.org/stable/c/f43e64076ff1b1dcb893fb77ad1204105f710a29 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:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
History

25 Mar 2025, 15:24

Type Values Removed Values Added
CPE cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
References () https://git.kernel.org/stable/c/08d90846e438ac22dc56fc49ec0b0d195831c5ed - () https://git.kernel.org/stable/c/08d90846e438ac22dc56fc49ec0b0d195831c5ed - Patch
References () https://git.kernel.org/stable/c/2e8e79c416aae1de224c0f1860f2e3350fa171f8 - () https://git.kernel.org/stable/c/2e8e79c416aae1de224c0f1860f2e3350fa171f8 - Patch
References () https://git.kernel.org/stable/c/31417073493f302d26ab66b3abc098d43227b835 - () https://git.kernel.org/stable/c/31417073493f302d26ab66b3abc098d43227b835 - Patch
References () https://git.kernel.org/stable/c/4db7d6f481990dd179a9ee7126dc7aa31ea4fff3 - () https://git.kernel.org/stable/c/4db7d6f481990dd179a9ee7126dc7aa31ea4fff3 - Patch
References () https://git.kernel.org/stable/c/7728d937ec403a1ceff9483023252d2cb8777f81 - () https://git.kernel.org/stable/c/7728d937ec403a1ceff9483023252d2cb8777f81 - Patch
References () https://git.kernel.org/stable/c/869016a2938ac44f7b2fb7fc22c89edad99eb9b3 - () https://git.kernel.org/stable/c/869016a2938ac44f7b2fb7fc22c89edad99eb9b3 - Patch
References () https://git.kernel.org/stable/c/d3892a747ab16b1eb6593a19d29f62c3b3f020ac - () https://git.kernel.org/stable/c/d3892a747ab16b1eb6593a19d29f62c3b3f020ac - Patch
References () https://git.kernel.org/stable/c/d93ed9aff64968f4cdad690712eb4f48ae537bde - () https://git.kernel.org/stable/c/d93ed9aff64968f4cdad690712eb4f48ae537bde - Patch
References () https://git.kernel.org/stable/c/f43e64076ff1b1dcb893fb77ad1204105f710a29 - () https://git.kernel.org/stable/c/f43e64076ff1b1dcb893fb77ad1204105f710a29 - Patch
First Time Linux
Linux linux Kernel

04 Mar 2025, 18:15

Type Values Removed Values Added
Summary
  • (es) En el núcleo de Linux, se ha resuelto la siguiente vulnerabilidad: can: m_can: m_can_tx_handler(): se corrige el use after free skb can_put_echo_skb() clonará skb y luego lo liberará. Mueva can_put_echo_skb() para la versión 3.0.x de m_can directamente antes del inicio de la transmisión en el hardware, de manera similar a la rama 3.1.x.
CWE CWE-416
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 7.8

26 Feb 2025, 07:01

Type Values Removed Values Added
New CVE
Information

Published : 2025-02-26 07:01

Updated : 2025-03-25 15:24

NVD link : CVE-2022-49275

Mitre link : CVE-2022-49275

CVE.ORG link : CVE-2022-49275

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-416

Use After Free