CVE-2026-43157
Description
In the Linux kernel, the following vulnerability has been resolved: octeontx2-af: CGX: fix bitmap leaks The RX/TX flow-control bitmaps (rx_fc_pfvf_bmap and tx_fc_pfvf_bmap) are allocated by cgx_lmac_init() but never freed in cgx_lmac_exit(). Unbinding and rebinding the driver therefore triggers kmemleak: unreferenced object (size 16): backtrace: rvu_alloc_bitmap cgx_probe Free both bitmaps during teardown.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 6.1.170-1 |
| debian | bullseye | fixed | 0 |
| debian | forky | fixed | 6.19.6-1 |
| debian | sid | fixed | 6.19.6-1 |
| debian | trixie | fixed | 6.12.85-1 |
| linux-kernel | affected | 6.1.165 |
References
- https://git.kernel.org/stable/c/013ac469596a0b8671e62d89c89ae0bd46bbe667
- https://git.kernel.org/stable/c/3def995c4ede842adf509c410e92d09a0cedc965
- https://git.kernel.org/stable/c/6d389382ee655128056fbdab86baad8495ffbf33
- https://git.kernel.org/stable/c/ad8a13a45c5c24d0d32de9a1c3fd58498a675ece
- https://git.kernel.org/stable/c/ccca14bbdcc25829d355b9f4d3249f43dadb71c1
- https://git.kernel.org/stable/c/ccef79af58b43787c25710c9da96651c6ddfe50f
- https://www.suse.com/security/cve/CVE-2026-43157.html
- https://security-tracker.debian.org/tracker/CVE-2026-43157
CWEs
CWE-401
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.