CVE-2026-53087
In the Linux kernel, the following vulnerability has been resolved: net: bcmgenet: fix leaking free_bds While reclaiming the tx queue we fast forward the write pointer to drop any data in flight.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.37%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
In the Linux kernel, the following vulnerability has been resolved: net: bcmgenet: fix leaking free_bds While reclaiming the tx queue we fast forward the write pointer to drop any data in flight. These dropped frames are not added back to the pool of free bds. We also need to tell the netdev that we are dropping said data.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.37% probability · 31th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-401
- Affected
- linux/linux kernel
- Source
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
References
- https://git.kernel.org/stable/c/150d06aae1839a6564ab200ef0e7291c3528bbb0Patch
- https://git.kernel.org/stable/c/25ff3a3e47ea635ec08dc93e84dd2bfe15abfebbPatch
- https://git.kernel.org/stable/c/3c3abbcfa05bad17965498ff7cc94c2418fa94b3Patch
- https://git.kernel.org/stable/c/3f3168300efb839028328d720ab3962f91d6a0d0Patch
- https://git.kernel.org/stable/c/52b9f80993698138b90e5ca3a72550a2501f2a96Patch
- https://git.kernel.org/stable/c/ac4a29c331ecb5b10240c44247a8e010c95bc15bPatch
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.