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THREAT OPS › Threat News › [NVD] CVE-2026-80981 (CRITICAL 9.8) — In the Linux kernel, the following vulnerability has been resolved: net/smc: fix use-after-free of the LLC qentry in smc_llc_srv_add_link() smc_llc_srv_add_link() keeps add_llc pointing into the queue entry: add_llc = &qentry->msg.add_link; smc_llc.c:1482 ... smc_llc_s

[NVD] CVE-2026-80981 (CRITICAL 9.8) — In the Linux kernel, the following vulnerability has been resolved: net/smc: fix use-after-free of the LLC qentry in smc_llc_srv_add_link() smc_llc_srv_add_link() keeps add_llc pointing into the queue entry: add_llc = &qentry->msg.add_link; smc_llc.c:1482 ... smc_llc_s

mednvdPublished 2026-09-11

CVE-2026-80981 CVSS: 9.8 CRITICAL Published: 2026-09-11T20:19:04.520

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

net/smc: fix use-after-free of the LLC qentry in smc_llc_srv_add_link()

smc_llc_srv_add_link() keeps add_llc pointing into the queue entry:

add_llc = &qentry->msg.add_link; smc_llc.c:1482 ... smc_llc_save_add_link_info(link_new, add_llc); smc_llc.c:14

Indicators of compromise

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-80981