CVE-2024-27026

vmxnet3: Fix missing reserved tailroom

Severity Score

"-"

*CVSS v-

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Track

*SSVC

Descriptions

In the Linux kernel, the following vulnerability has been resolved:

vmxnet3: Fix missing reserved tailroom

Use rbi->len instead of rcd->len for non-dataring packet.

Found issue:
XDP_WARN: xdp_update_frame_from_buff(line:278): Driver BUG: missing reserved tailroom
WARNING: CPU: 0 PID: 0 at net/core/xdp.c:586 xdp_warn+0xf/0x20
CPU: 0 PID: 0 Comm: swapper/0 Tainted: G W O 6.5.1 #1
RIP: 0010:xdp_warn+0xf/0x20
...
? xdp_warn+0xf/0x20
xdp_do_redirect+0x15f/0x1c0
vmxnet3_run_xdp+0x17a/0x400 [vmxnet3]
vmxnet3_process_xdp+0xe4/0x760 [vmxnet3]
? vmxnet3_tq_tx_complete.isra.0+0x21e/0x2c0 [vmxnet3]
vmxnet3_rq_rx_complete+0x7ad/0x1120 [vmxnet3]
vmxnet3_poll_rx_only+0x2d/0xa0 [vmxnet3]
__napi_poll+0x20/0x180
net_rx_action+0x177/0x390

En el kernel de Linux, se resolvió la siguiente vulnerabilidad: vmxnet3: corrige la falta de espacio reservado. Use rbi->len en lugar de rcd->len para paquetes que no son de datos. Problema encontrado: XDP_WARN: xdp_update_frame_from_buff(line:278): ERROR del controlador: falta el cuarto de cola reservado ADVERTENCIA: CPU: 0 PID: 0 en net/core/xdp.c:586 xdp_warn+0xf/0x20 CPU: 0 PID: 0 Comm: swapper /0 Contaminado: GWO 6.5.1 #1 RIP: 0010:xdp_warn+0xf/0x20 ... ? xdp_warn+0xf/0x20 xdp_do_redirect+0x15f/0x1c0 vmxnet3_run_xdp+0x17a/0x400 [vmxnet3] vmxnet3_process_xdp+0xe4/0x760 [vmxnet3] ? vmxnet3_tq_tx_complete.isra.0+0x21e/0x2c0 [vmxnet3] vmxnet3_rq_rx_complete+0x7ad/0x1120 [vmxnet3] vmxnet3_poll_rx_only+0x2d/0xa0 [vmxnet3] __napi_poll+0x20/0x180 net_rx_action+0x177/ 0x390

*Credits: N/A

CVSS Scores

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

* Common Vulnerability Scoring System

SSVC

Decision:Track

Exploitation

None

Automatable

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2024-02-19 CVE Reserved
2024-05-01 CVE Published
2024-05-02 EPSS Updated
2024-12-19 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (5)

URL	Tag	Source
https://git.kernel.org/stable/c/54f00cce11786742bd11e5e68c3bf85e6dc048c9	Vuln. Introduced

URL	Date	SRC

URL	Date	SRC
https://git.kernel.org/stable/c/aba8659caf88017507419feea06069f529329ea6	2024-03-26
https://git.kernel.org/stable/c/7c8505ecc2d15473d679b8e06335434b84fffe86	2024-03-26
https://git.kernel.org/stable/c/91d017d19d5a9ad153e2dc23ed3c0e2e79ef5262	2024-03-26
https://git.kernel.org/stable/c/e127ce7699c1e05279ee5ee61f00893e7bfa9671	2024-03-14

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 6.6 < 6.6.23 Search vendor "Linux" for product "Linux Kernel" and version " >= 6.6 < 6.6.23"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 6.6 < 6.7.11 Search vendor "Linux" for product "Linux Kernel" and version " >= 6.6 < 6.7.11"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 6.6 < 6.8.2 Search vendor "Linux" for product "Linux Kernel" and version " >= 6.6 < 6.8.2"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 6.6 < 6.9 Search vendor "Linux" for product "Linux Kernel" and version " >= 6.6 < 6.9"		en		Affected