CVE-2026-98494

Unknown

Last modified

CVE-2026-98494 is a vulnerability of currently unknown severity. In the Linux kernel, the following vulnerability has been resolved: net: atl1: fix soft lockup on out-of-range cmb_tpd_next_to_clean read Same issue as atl1c (see the first commit in this series, "net: atl1c: fix soft lockup on out-of-range tpd_cons read"): the hardware can report an out-of-range cmb_tpd_next_to_clean (seen as 0xffff) while the PCIe link/MAC is resetting. An out-of-range value can never be reached and the loop below would spin forever.

Description

In the Linux kernel, the following vulnerability has been resolved: net: atl1: fix soft lockup on out-of-range cmb_tpd_next_to_clean read Same issue as atl1c (see the first commit in this series, "net: atl1c: fix soft lockup on out-of-range tpd_cons read"): the hardware can report an out-of-range cmb_tpd_next_to_clean (seen as 0xffff) while the PCIe link/MAC is resetting. An out-of-range value can never be reached and the loop below would spin forever. Treat it as "nothing new to clean" instead.

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
LinuxLinux>= f3cc28c797604fa1cda4aef3f250f465de54a0ca, < 5d7ac337d37cb97d77e4c910d37746694b606661; >= f3cc28c797604fa1cda4aef3f250f465de54a0ca, < c55e51d5899e80f9593b26985ed0b89e0c828a5e; >= f3cc28c797604fa1cda4aef3f250f465de54a0ca, < 6ab9f61ca851f02ae4398cebaf00735a22e1d6ca; >= f3cc28c797604fa1cda4aef3f250f465de54a0ca, < 632cd7b81cb7bab36112f02eb2ee7f7cc1214fb1; >= f3cc28c797604fa1cda4aef3f250f465de54a0ca, < 79e2447b11322c27ef9ac423be0a94efc7691f02; >= f3cc28c797604fa1cda4aef3f250f465de54a0ca, < 0f573b0576252d44fb27ab8470ea873bc6408ef3; >= f3cc28c797604fa1cda4aef3f250f465de54a0ca, < 6285919d4c06254d257d24dc980f6332e1984a82; >= f3cc28c797604fa1cda4aef3f250f465de54a0ca, < 43e746821f5f5afbbf68e388bf9fbe221e03bfca
LinuxLinux2.6.21

References

Timeline

Published
Last Modified
Status
Received

Frequently Asked Questions

What is CVE-2026-98494?
In the Linux kernel, the following vulnerability has been resolved: net: atl1: fix soft lockup on out-of-range cmb_tpd_next_to_clean read Same issue as atl1c (see the first commit in this series, "net: atl1c: fix soft lockup on out-of-range tpd_cons read"): the hardware can report an out-of-range cmb_tpd_next_to_clean (seen as 0xffff) while the PCIe link/MAC is resetting. An out-of-range value can never be reached and the loop below would spin forever. Treat it as "nothing new to clean" instead.
How severe is CVE-2026-98494?
Severity scoring for CVE-2026-98494 is pending analysis.
How do I fix CVE-2026-98494?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST