CVE-2026-74693

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Source

https://cve.org/CVERecord?id=CVE-2026-74693

Import Source

JSON Data

https://api.osv.dev/v1/vulns/CVE-2026-74693

Downstream

Published

2026-08-22T15:32:56Z

Modified

2026-08-24T11:47:20Z

Summary

net: prestera: validate firmware header length

Details

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

net: prestera: validate firmware header length

prestera_fw_hdr_parse() reads the firmware header before checking that the firmware image contains that header.

Reject images shorter than struct prestera_fw_header before decoding the magic and version fields.

Database specific

{
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/74xxx/CVE-2026-74693.json"
}

References

Affected packages

Type: GIT
Repo: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events: Introduced

4c2703dfd7fabb0824b3bc345f9fa47e33248c14

Fixed

38a3afbf9fd8a2e8c47fa3ca47b425a8a9623240

Fixed

0fbcceb9d19f2d1dcdf099aee590f2517cb718bb

Fixed

e0f382e8084117f0b11ffb070fe1079e38c0d7f9

Fixed

6fad06bb793d7089ae05b9fcf46e11be2dfe4850

Fixed

470ac9cce7308e60cf2dceb448749cdd006e73de

Fixed

363e048a9d0a6c245cbc348c8a220170afed046a

Fixed

7fa8a12296d8d5aa4b1c3904f0b354d81124cf29

Fixed

8ae344eb540af3f457179b52bc6061416752485c

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-74693.json"

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-74693.json"