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CVE-2022-49507

5.5 · MEDIUM

In the Linux kernel, the following vulnerability has been resolved: regulator: da9121: Fix uninit-value in da9121_assign_chip_model() KASAN report slab-out-of-bounds in __regmap_init as follows:…

Published Feb 26, 2025CWE-908EPSS 0.26%

Overview

CVE-2022-49507 is a medium-severity vulnerability. It was published on February 26, 2025 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

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

regulator: da9121: Fix uninit-value in da9121_assign_chip_model()

KASAN report slab-out-of-bounds in __regmap_init as follows:

BUG: KASAN: slab-out-of-bounds in __regmap_init drivers/base/regmap/regmap.c:841

Read of size 1 at addr ffff88803678cdf1 by task xrun/9137

CPU: 0 PID: 9137 Comm: xrun Tainted: G W 5.18.0-rc2

Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.13.0-1ubuntu1.1 04/01/2014

Call Trace:

<TASK>

dump_stack_lvl+0xe8/0x15a lib/dump_stack.c:88

print_report.cold+0xcd/0x69b mm/kasan/report.c:313

kasan_report+0x8e/0xc0 mm/kasan/report.c:491

__regmap_init+0x4540/0x4ba0 drivers/base/regmap/regmap.c:841

__devm_regmap_init+0x7a/0x100 drivers/base/regmap/regmap.c:1266

__devm_regmap_init_i2c+0x65/0x80 drivers/base/regmap/regmap-i2c.c:394

da9121_i2c_probe+0x386/0x6d1 drivers/regulator/da9121-regulator.c:1039

i2c_device_probe+0x959/0xac0 drivers/i2c/i2c-core-base.c:563

This hap

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refgit.kernel.org/stable/c/60f21eda69f1b5727a97d2077da766eb27fcc21fRefgit.kernel.org/stable/c/7da64c7c82c9b29b628a62c88a8c2fb06990563dRefgit.kernel.org/stable/c/bab76514aca36bc513224525d5598da676938218Refgit.kernel.org/stable/c/be96baa0c79588084e0d7a4fa21c574cec9a57f4

How CyberStrike helps

Frequently asked questions

What is CVE-2022-49507?

CVE-2022-49507 is a medium-severity vulnerability. It was published on February 26, 2025 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2022-49507?

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2022-49507?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2022-49507?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2022-49507 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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