Apple iOS/iPadOS up to 15.4.1 DriverKit out-of-bounds

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.4	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Apple iOS and iPadOS up to 15.4.1. It has been classified as critical. This affects an unknown part of the component DriverKit. Performing a manipulation results in out-of-bounds. This vulnerability is reported as CVE-2022-26763. The attack requires a local approach. Moreover, an exploit is present. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as critical, was found in Apple iOS and iPadOS up to 15.4.1 (Smartphone Operating System). This affects an unknown code block of the component DriverKit. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was disclosed 05/16/2022 by Linus Henze as HT213258 as confirmed advisory (Website). The advisory is shared at support.apple.com. This vulnerability is uniquely identified as CVE-2022-26763. Technical details are unknown but a public exploit is available. The advisory points out:

A malicious application may be able to execute arbitrary code with system privileges

The exploit is shared for download at packetstormsecurity.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $25k-$100k.

Upgrading to version 15.5 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:

An out-of-bounds access issue was addressed with improved bounds checking.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Smartphone Operating System

Vendor

Apple

Name

Version

License

commercial

Website

Vendor: https://www.apple.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.4

VulDB Base Score: 7.8
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: iOS/iPadOS 15.5

Timelineinfo

03/08/2022 🔍
05/16/2022 +68 days 🔍
05/16/2022 +0 days 🔍
05/17/2022 +1 days 🔍
05/30/2025 +1109 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT213258
Researcher: Linus Henze
Status: Confirmed

CVE: CVE-2022-26763 (🔍)
GCVE (CVE): GCVE-0-2022-26763
GCVE (VulDB): GCVE-100-200037
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 05/17/2022 16:04
Updated: 05/30/2025 23:29
Changes: 05/17/2022 16:04 (7), 05/17/2022 16:05 (12), 05/17/2022 16:08 (28), 05/24/2022 07:40 (1), 05/28/2022 07:29 (1), 06/12/2024 19:10 (23), 05/30/2025 23:29 (18)
Complete: 🔍
Cache ID: 216::103