CVE-2026-74693
net: prestera: validate firmware header length
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
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.
Timeline
- CVE published
Affected versions
- Linux Linux
Version range not reported
- Linux Linux
5.10
References 8
git.kernel.org
- stable/c/38a3afbf9fd8a2e8c47fa3ca47b425a8a9623240
- stable/c/0fbcceb9d19f2d1dcdf099aee590f2517cb718bb
- stable/c/e0f382e8084117f0b11ffb070fe1079e38c0d7f9
- stable/c/6fad06bb793d7089ae05b9fcf46e11be2dfe4850
- stable/c/470ac9cce7308e60cf2dceb448749cdd006e73de
- stable/c/363e048a9d0a6c245cbc348c8a220170afed046a
- stable/c/7fa8a12296d8d5aa4b1c3904f0b354d81124cf29
- stable/c/8ae344eb540af3f457179b52bc6061416752485c