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nvd416baaa9-dc9f-4396-8d5f-8c081fb06d67NVD:CVE-2024-42236
HistoryAug 07, 2024 - 4:15 p.m.

CVE-2024-42236

2024-08-0716:15:46
CWE-787
416baaa9-dc9f-4396-8d5f-8c081fb06d67
web.nvd.nist.gov
7
linux kernel
usb
vulnerability fix
usb_string_copy
oob read
oob write
configfs
cve-2024-42236

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS

0

Percentile

5.0%

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

usb: gadget: configfs: Prevent OOB read/write in usb_string_copy()

Userspace provided string ‘s’ could trivially have the length zero. Left
unchecked this will firstly result in an OOB read in the form
if (str[0 - 1] == '\n') followed closely by an OOB write in the form str[0 - 1] = ‘\0’`.

There is already a validating check to catch strings that are too long.
Let’s supply an additional check for invalid strings that are too short.

Affected configurations

Nvd
Node
linuxlinux_kernelRange<4.19.318
OR
linuxlinux_kernelRange4.205.4.280
OR
linuxlinux_kernelRange5.55.10.222
OR
linuxlinux_kernelRange5.115.15.163
OR
linuxlinux_kernelRange5.166.1.100
OR
linuxlinux_kernelRange6.26.6.41
OR
linuxlinux_kernelRange6.76.9.10
VendorProductVersionCPE
linuxlinux_kernel*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS

0

Percentile

5.0%