SARA / Free Tools / CVE / CVE-2022-40522

CVE-2022-40522 — Memory corruption in Linux Networking due to double free while handling a hyp-as

Memory corruption in Linux Networking due to double free while handling a hyp-assign.

CVSS

8.4 HIGH

EPSS

0.07% (top 79.60%)

CWE

CWE-415

Published

2023-06-06T07:38:56.017Z

Last modified

2024-08-03T12:21:45.861Z

CVSS vector

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

01What is this vulnerability?

Memory corruption in Linux Networking due to double free while handling a hyp-assign.

Vendor	Product	Versions
Qualcomm, Inc.	Snapdragon	CSR8811, FastConnect 6200, IPQ6000, IPQ6005, IPQ6010, IPQ6018, IPQ6028, IPQ9008, IPQ9574, QCA4024, QCA6574A, QCA6574AU, QCA6595AU, QCA6696, QCA8072, QCA8075, QCA8081, QCA8082, QCA8084, QCA8085, QCA8386, QCN5021, QCN5022, QCN5052, QCN5121, QCN5122, QCN5152, QCN6023, QCN6024, QCN9000, QCN9022, QCN9024, QCN9070, QCN9072, QCN9074, QCN9274, SA6145P, SA6150P, SA6155, SA6155P, SA8145P, SA8150P, SA8155, SA8155P, SA8195P, SM7250P, Snapdragon 765 5G Mobile Platform (SM7250-AA), Snapdragon 765G 5G Mobile Platform (SM7250-AB), Snapdragon 768G 5G Mobile Platform (SM7250-AC), WCD9380, WCD9385, WSA8810, WSA8815

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

Patch to a fixed version listed in the vendor advisory (see references below).
Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
Hunt historical logs for exploitation indicators — see Detection signatures below.

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

www.qualcomm.com — https://www.qualcomm.com/company/product-security/bulletins/june-2023-bulletin

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