Linux Kernel up to 5.16.16 USB drivers/usb/core/urb.c usb_submit_urb privilege escalation

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CTI Interest Score
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4.9$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Linux Kernel up to 5.16.16. Affected is the function usb_submit_urb of the file drivers/usb/core/urb.c of the component USB Handler. Executing a manipulation can lead to an unknown weakness. This vulnerability is registered as CVE-2022-48836. No exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Linux Kernel up to 5.16.16. It has been declared as problematic. This vulnerability affects the function usb_submit_urb of the file drivers/usb/core/urb.c of the component USB Handler. The impact remains unknown. CVE summarizes:

In the Linux kernel, the following vulnerability has been resolved: Input: aiptek - properly check endpoint type Syzbot reported warning in usb_submit_urb() which is caused by wrong endpoint type. There was a check for the number of endpoints, but not for the type of endpoint. Fix it by replacing old desc.bNumEndpoints check with usb_find_common_endpoints() helper for finding endpoints Fail log: usb 5-1: BOGUS urb xfer, pipe 1 != type 3 WARNING: CPU: 2 PID: 48 at drivers/usb/core/urb.c:502 usb_submit_urb+0xed2/0x18a0 drivers/usb/core/urb.c:502 Modules linked in: CPU: 2 PID: 48 Comm: kworker/2:2 Not tainted 5.17.0-rc6-syzkaller-00226-g07ebd38a0da2 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 Workqueue: usb_hub_wq hub_event ... Call Trace: aiptek_open+0xd5/0x130 drivers/input/tablet/aiptek.c:830 input_open_device+0x1bb/0x320 drivers/input/input.c:629 kbd_connect+0xfe/0x160 drivers/tty/vt/keyboard.c:1593

The advisory is shared for download at git.kernel.org. This vulnerability was named CVE-2022-48836 since 07/16/2024. The exploitation appears to be difficult. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 207818 (ubuntu_linux USN-7039-1: Ubuntu 14.04 LTS / Ubuntu 16.04 LTS : Linux kernel vulnerabilities (USN-7039-1)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 4.9.308, 4.14.273, 4.19.236, 5.4.187, 5.10.108, 5.15.31 or 5.16.17 eliminates this vulnerability. Applying the patch 57277a8b5d88/fc8033a55e27/6de20111cd0b/e732b0412f8c/f0d43d22d241/e762f57ff255/35069e654bca/5600f6986628 is able to eliminate this problem. The bugfix is ready for download at git.kernel.org. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at Tenable (207818). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 4.9

VulDB Base Score: 4.6
VulDB Temp Score: 4.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Privilege escalation
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 207818
Nessus Name: ubuntu_linux USN-7039-1: Ubuntu 14.04 LTS / Ubuntu 16.04 LTS : Linux kernel vulnerabilities (USN-7039-1)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Kernel 4.9.308/4.14.273/4.19.236/5.4.187/5.10.108/5.15.31/5.16.17
Patch: 57277a8b5d88/fc8033a55e27/6de20111cd0b/e732b0412f8c/f0d43d22d241/e762f57ff255/35069e654bca/5600f6986628

Timelineinfo

07/16/2024 🔍
07/16/2024 +0 days 🔍
07/16/2024 +0 days 🔍
09/27/2024 +73 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2022-48836 (🔍)
GCVE (CVE): GCVE-0-2022-48836
GCVE (VulDB): GCVE-100-271600

Entryinfo

Created: 07/16/2024 16:58
Updated: 09/27/2024 04:26
Changes: 07/16/2024 16:58 (58), 07/25/2024 03:04 (12), 09/27/2024 04:26 (2)
Complete: 🔍
Cache ID: 216::103

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