CVE-2024-50171

In the Linux kernel, the following vulnerability has been resolved: net: systemport: fix potential memory leak in bcm_sysport_xmit() The bcm_sysport_xmit() returns NETDEV_TX_OK without freeing skb in case of dma_map_single() fails, add dev_kfree_skb() to fix it.

CVSS v3 5.5 MEDIUM

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/31701ef0c4547973991ff63596c927f841dfd133	Patch
https://git.kernel.org/stable/c/4b70478b984af3c9d0279c121df5ff94e2533dbd	Patch
https://git.kernel.org/stable/c/533d2f30aef272dade17870a509521c3afc38a03	Patch
https://git.kernel.org/stable/c/5febfc545389805ce83d37f9f4317055b26dd7d7	Patch
https://git.kernel.org/stable/c/7d5030a819c3589cf9948b1eee397b626ec590f5	Patch
https://git.kernel.org/stable/c/8e81ce7d0166a2249deb6d5e42f28a8b8c9ea72f	Patch
https://git.kernel.org/stable/c/b6321146773dcbbc372a54dbada67e0b50e0a25c	Patch
https://git.kernel.org/stable/c/c401ed1c709948e57945485088413e1bb5e94bd1	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::::::::
	cpe:2.3:o:linux:linux_kernel:6.12:rc1::::::
	cpe:2.3:o:linux:linux_kernel:6.12:rc2::::::
	cpe:2.3:o:linux:linux_kernel:6.12:rc3::::::

History

13 Nov 2024, 19:03

Type	Values Removed	Values Added
CWE		CWE-401
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 5.5
CPE		cpe:2.3:o:linux:linux_kernel:6.12:rc1:::::: cpe:2.3:o:linux:linux_kernel:6.12:rc3:::::: cpe:2.3:o:linux:linux_kernel:6.12:rc2:::::: cpe:2.3:o:linux:linux_kernel::::::::
First Time		Linux linux Kernel Linux
References	~~() https://git.kernel.org/stable/c/31701ef0c4547973991ff63596c927f841dfd133 -~~	() https://git.kernel.org/stable/c/31701ef0c4547973991ff63596c927f841dfd133 - Patch
References	~~() https://git.kernel.org/stable/c/4b70478b984af3c9d0279c121df5ff94e2533dbd -~~	() https://git.kernel.org/stable/c/4b70478b984af3c9d0279c121df5ff94e2533dbd - Patch
References	~~() https://git.kernel.org/stable/c/533d2f30aef272dade17870a509521c3afc38a03 -~~	() https://git.kernel.org/stable/c/533d2f30aef272dade17870a509521c3afc38a03 - Patch
References	~~() https://git.kernel.org/stable/c/5febfc545389805ce83d37f9f4317055b26dd7d7 -~~	() https://git.kernel.org/stable/c/5febfc545389805ce83d37f9f4317055b26dd7d7 - Patch
References	~~() https://git.kernel.org/stable/c/7d5030a819c3589cf9948b1eee397b626ec590f5 -~~	() https://git.kernel.org/stable/c/7d5030a819c3589cf9948b1eee397b626ec590f5 - Patch
References	~~() https://git.kernel.org/stable/c/8e81ce7d0166a2249deb6d5e42f28a8b8c9ea72f -~~	() https://git.kernel.org/stable/c/8e81ce7d0166a2249deb6d5e42f28a8b8c9ea72f - Patch
References	~~() https://git.kernel.org/stable/c/b6321146773dcbbc372a54dbada67e0b50e0a25c -~~	() https://git.kernel.org/stable/c/b6321146773dcbbc372a54dbada67e0b50e0a25c - Patch
References	~~() https://git.kernel.org/stable/c/c401ed1c709948e57945485088413e1bb5e94bd1 -~~	() https://git.kernel.org/stable/c/c401ed1c709948e57945485088413e1bb5e94bd1 - Patch

08 Nov 2024, 16:15

Type	Values Removed	Values Added
References		() https://git.kernel.org/stable/c/31701ef0c4547973991ff63596c927f841dfd133 - () https://git.kernel.org/stable/c/8e81ce7d0166a2249deb6d5e42f28a8b8c9ea72f - () https://git.kernel.org/stable/c/b6321146773dcbbc372a54dbada67e0b50e0a25c -
Summary		(es) En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net: systemport: corrige una posible pérdida de memoria en bcm_sysport_xmit(). Bcm_sysport_xmit() devuelve NETDEV_TX_OK sin liberar skb en caso de que dma_map_single() falle. Agregue dev_kfree_skb() para solucionarlo.

07 Nov 2024, 10:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2024-11-07 10:15

Updated : 2024-11-13 19:03

NVD link : CVE-2024-50171

Mitre link : CVE-2024-50171

CVE.ORG link : CVE-2024-50171

JSON object : View

Products Affected

linux

linux_kernel

CWE

CWE-401

Missing Release of Memory after Effective Lifetime

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5.5 /10