Linux Kernel up to 6.6.124/6.12.71/6.18.10/6.19.0 crypto omap_crypto_copy_sg_lists allocation of resources

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Linux Kernel up to 6.6.124/6.12.71/6.18.10/6.19.0. This vulnerability affects the function omap_crypto_copy_sg_lists of the component crypto. This manipulation causes allocation of resources. This vulnerability is registered as CVE-2026-23222. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Linux Kernel up to 6.6.124/6.12.71/6.18.10/6.19.0. It has been declared as critical. Affected by this vulnerability is the function omap_crypto_copy_sg_lists of the component crypto. The manipulation with an unknown input leads to a allocation of resources vulnerability. The CWE definition for the vulnerability is CWE-770. The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor. As an impact it is known to affect availability. The summary by CVE is:

In the Linux kernel, the following vulnerability has been resolved: crypto: omap - Allocate OMAP_CRYPTO_FORCE_COPY scatterlists correctly The existing allocation of scatterlists in omap_crypto_copy_sg_lists() was allocating an array of scatterlist pointers, not scatterlist objects, resulting in a 4x too small allocation. Use sizeof(*new_sg) to get the correct object size.

The advisory is shared at git.kernel.org. This vulnerability is known as CVE-2026-23222 since 01/13/2026. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 299446 (Linux Distros Unpatched Vulnerability : CVE-2026-23222), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 6.6.125, 6.12.72, 6.18.11 or 6.19.1 eliminates this vulnerability. Applying the patch 6edf8df4bd29f7bfd245b67b2c31d905f1cfc14b/c184341920ed78b6466360ed7b45b8922586c38f/2ed27b5a1174351148c3adbfc0cd86d54072ba2e/d1836c628cb72734eb5f7dfd4c996a9c18bba3ad 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 databases at Tenable (299446) and CERT Bund (WID-SEC-2026-0462). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Affected

  • Open Source Linux Kernel

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.7
VulDB Temp Score: 5.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔒

CNA Base Score: 7.8
CNA Vector (Linux): 🔒

CVSSv2info

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

Exploitinginfo

Class: Allocation of resources
CWE: CWE-770 / CWE-400 / CWE-404
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: 299446
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2026-23222

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Kernel 6.6.125/6.12.72/6.18.11/6.19.1
Patch: 6edf8df4bd29f7bfd245b67b2c31d905f1cfc14b/c184341920ed78b6466360ed7b45b8922586c38f/2ed27b5a1174351148c3adbfc0cd86d54072ba2e/d1836c628cb72734eb5f7dfd4c996a9c18bba3ad

Timelineinfo

01/13/2026 CVE reserved
02/18/2026 +36 days Advisory disclosed
02/18/2026 +0 days VulDB entry created
06/02/2026 +104 days VulDB entry last update

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2026-23222 (🔒)
GCVE (CVE): GCVE-0-2026-23222
GCVE (VulDB): GCVE-100-346525
CERT Bund: WID-SEC-2026-0462 - Linux Kernel: Mehrere Schwachstellen

Entryinfo

Created: 02/18/2026 16:53
Updated: 06/02/2026 19:21
Changes: 02/18/2026 16:53 (59), 02/20/2026 01:46 (2), 02/20/2026 03:07 (7), 02/23/2026 05:46 (1), 03/19/2026 09:01 (10), 06/02/2026 19:21 (11)
Complete: 🔍
Cache ID: 216::103

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