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THREAT OPS › Threat News › [NVD] CVE-2026-80979 (HIGH 7.8) — In the Linux kernel, the following vulnerability has been resolved: net/smc: unregister the connection before draining the rx tasklet smc_conn_free() calls smc_ism_unset_conn() only while the link group is still on its device list, and never sets conn->killed. smc_lgr_terminate

[NVD] CVE-2026-80979 (HIGH 7.8) — In the Linux kernel, the following vulnerability has been resolved: net/smc: unregister the connection before draining the rx tasklet smc_conn_free() calls smc_ism_unset_conn() only while the link group is still on its device list, and never sets conn->killed. smc_lgr_terminate

mednvdPublished 2026-09-11

CVE-2026-80979 CVSS: 7.8 HIGH Published: 2026-09-11T20:19:04.277

In the Linux kernel, the following vulnerability has been resolved:

net/smc: unregister the connection before draining the rx tasklet

smc_conn_free() calls smc_ism_unset_conn() only while the link group is still on its device list, and never sets conn->killed. smc_lgr_terminate_sched() unlinks the group immediately and defers kill

Indicators of compromise

CVE-2026-80979cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-80979