CVE-2026-74693
N/A
N/A
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | 4c2703dfd7fabb0824b3bc345f9fa47e33248c14 < 38a3afbf9fd8a2e8c47fa3ca47b425a8a9623240 | affected |
| Linux | Linux | 4c2703dfd7fabb0824b3bc345f9fa47e33248c14 < 0fbcceb9d19f2d1dcdf099aee590f2517cb718bb | affected |
| Linux | Linux | 4c2703dfd7fabb0824b3bc345f9fa47e33248c14 < e0f382e8084117f0b11ffb070fe1079e38c0d7f9 | affected |
| Linux | Linux | 4c2703dfd7fabb0824b3bc345f9fa47e33248c14 < 6fad06bb793d7089ae05b9fcf46e11be2dfe4850 | affected |
| Linux | Linux | 4c2703dfd7fabb0824b3bc345f9fa47e33248c14 < 470ac9cce7308e60cf2dceb448749cdd006e73de | affected |
| Linux | Linux | 4c2703dfd7fabb0824b3bc345f9fa47e33248c14 < 363e048a9d0a6c245cbc348c8a220170afed046a | affected |
| Linux | Linux | 4c2703dfd7fabb0824b3bc345f9fa47e33248c14 < 7fa8a12296d8d5aa4b1c3904f0b354d81124cf29 | affected |
| Linux | Linux | 4c2703dfd7fabb0824b3bc345f9fa47e33248c14 < 8ae344eb540af3f457179b52bc6061416752485c | affected |
| Linux | Linux | 5.10 | affected |
| Linux | Linux | 0 < 5.10 | unaffected |
| Linux | Linux | 5.10.265 <= 5.10.* | unaffected |
| Linux | Linux | 5.15.216 <= 5.15.* | unaffected |
| Linux | Linux | 6.1.183 <= 6.1.* | unaffected |
| Linux | Linux | 6.6.152 <= 6.6.* | unaffected |
| Linux | Linux | 6.12.104 <= 6.12.* | unaffected |
| Linux | Linux | 6.18.45 <= 6.18.* | unaffected |
| Linux | Linux | 7.1.9 <= 7.1.* | unaffected |
| Linux | Linux | 7.2 <= * | unaffected |
Weaknesses
References
- https://git.kernel.org/stable/c/38a3afbf9fd8a2e8c47fa3ca47b425a8a9623240
- https://git.kernel.org/stable/c/0fbcceb9d19f2d1dcdf099aee590f2517cb718bb
- https://git.kernel.org/stable/c/e0f382e8084117f0b11ffb070fe1079e38c0d7f9
- https://git.kernel.org/stable/c/6fad06bb793d7089ae05b9fcf46e11be2dfe4850
- https://git.kernel.org/stable/c/470ac9cce7308e60cf2dceb448749cdd006e73de
- https://git.kernel.org/stable/c/363e048a9d0a6c245cbc348c8a220170afed046a
- https://git.kernel.org/stable/c/7fa8a12296d8d5aa4b1c3904f0b354d81124cf29
- https://git.kernel.org/stable/c/8ae344eb540af3f457179b52bc6061416752485c
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