CVE-2023-53535
Published: October 7, 2025Last modified: October 7, 2025
Description
In the Linux kernel, the following vulnerability has been resolved: net: bcmgenet: Add a check for oversized packets Occasionnaly we may get oversized packets from the hardware which exceed the nomimal 2KiB buffer size we allocate SKBs with. Add an early check which drops the packet to avoid invoking skb_over_panic() and move on to processing the next packet.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 5.5 |
| Attack Vector | LOCAL |
| Attack complexity | LOW |
| Privileges required | LOW |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | NONE |
| Integrity impact | NONE |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | linux-lts | Not affected (6.1.33-r0) |
| 25 LTS | linux-lts | Not affected (6.6.89-r0) | |
| Stream | linux-lts | Fixed (6.6.58-r0) |
References
- https://git.kernel.org/stable/c/124ca24e0de958d2e20e0aa1e2434af7b72f8887
- https://git.kernel.org/stable/c/411317d2a4a7d6049d8efeef0d32ae43f8baefce
- https://git.kernel.org/stable/c/5c0862c2c962052ed5055220a00ac1cefb92fbcd
- https://git.kernel.org/stable/c/5f56767fb5f2df875b6553e08dbec6a45431c988
- https://git.kernel.org/stable/c/7cdb07e10c1258c08f31b24898930e4ece88d163
- https://git.kernel.org/stable/c/841881320562cbeac7046b537b91cd000480cea2
- https://git.kernel.org/stable/c/87363d1ab55e497702a9506ff423c422639c8a25
- https://git.kernel.org/stable/c/c34b1c0870323649d45c5074828d7f754dea2673