- Vulnerability/
- CVE-2024-27026
CVE-2024-27026: vmxnet3: Fix missing reserved tailroom
First published: Wed May 01 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: vmxnet3: Fix missing reserved tailroom Use rbi->len instead of rcd->len for non-dataring packet. Found issue: XDP_WARN: xdp_update_frame_from_buff(line:278): Driver BUG: missing reserved tailroom WARNING: CPU: 0 PID: 0 at net/core/xdp.c:586 xdp_warn+0xf/0x20 CPU: 0 PID: 0 Comm: swapper/0 Tainted: G W O 6.5.1 #1 RIP: 0010:xdp_warn+0xf/0x20 ... ? xdp_warn+0xf/0x20 xdp_do_redirect+0x15f/0x1c0 vmxnet3_run_xdp+0x17a/0x400 [vmxnet3] vmxnet3_process_xdp+0xe4/0x760 [vmxnet3] ? vmxnet3_tq_tx_complete.isra.0+0x21e/0x2c0 [vmxnet3] vmxnet3_rq_rx_complete+0x7ad/0x1120 [vmxnet3] vmxnet3_poll_rx_only+0x2d/0xa0 [vmxnet3] __napi_poll+0x20/0x180 net_rx_action+0x177/0x390
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/linux | 5.10.223-1 5.10.226-1 6.1.123-1 6.1.119-1 6.12.11-1 6.12.12-1 |
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Reference Links
- https://git.kernel.org/stable/c/7c8505ecc2d15473d679b8e06335434b84fffe86
- https://git.kernel.org/stable/c/91d017d19d5a9ad153e2dc23ed3c0e2e79ef5262
- https://git.kernel.org/stable/c/aba8659caf88017507419feea06069f529329ea6
- https://git.kernel.org/stable/c/e127ce7699c1e05279ee5ee61f00893e7bfa9671
- https://launchpad.net/bugs/cve/CVE-2024-27026
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-27026
- https://nvd.nist.gov/vuln/detail/CVE-2024-27026
- https://security-tracker.debian.org/tracker/CVE-2024-27026
- https://ubuntu.com/security/CVE-2024-27026
- https://git.kernel.org/linus/e127ce7699c1e05279ee5ee61f00893e7bfa9671
Frequently Asked Questions
What is the severity of CVE-2024-27026?
CVE-2024-27026 is considered a moderate severity vulnerability in the Linux kernel.
How do I fix CVE-2024-27026?
To fix CVE-2024-27026, update to a fixed kernel version: 5.10.223-1, 5.10.226-1, 6.1.123-1, 6.1.119-1, 6.12.10-1, or 6.12.11-1.
What software is affected by CVE-2024-27026?
CVE-2024-27026 affects specific versions of the Linux kernel in Debian.
What is the nature of the vulnerability in CVE-2024-27026?
The nature of the vulnerability in CVE-2024-27026 involves a bug in the vmxnet3 driver related to missing reserved tailroom for non-dataring packets.
Can CVE-2024-27026 lead to system exploitation?
While CVE-2024-27026 has been identified as a bug, it may not directly allow for system exploitation, but it should be addressed to maintain system integrity.
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