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THREAT OPS › Threat News › [NVD] CVE-2026-64542 — In the Linux kernel, the following vulnerability has been resolved: ipv6: ndisc: fix NULL deref in accept_untracked_na() accept_untracked_na() re-fetches the inet6_dev with __in6_dev_get(dev) and dereferences idev->cnf.accept_untracked_na without a NULL check, even though its o

[NVD] CVE-2026-64542 — In the Linux kernel, the following vulnerability has been resolved: ipv6: ndisc: fix NULL deref in accept_untracked_na() accept_untracked_na() re-fetches the inet6_dev with __in6_dev_get(dev) and dereferences idev->cnf.accept_untracked_na without a NULL check, even though its o

mednvdPublished 2026-07-27

CVE-2026-64542 CVSS: None Published: 2026-07-27T21:17:06.730

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

ipv6: ndisc: fix NULL deref in accept_untracked_na()

accept_untracked_na() re-fetches the inet6_dev with __in6_dev_get(dev) and dereferences idev->cnf.accept_untracked_na without a NULL check, even though its only caller ndisc_recv_na() already fetched and NULL-check

Indicators of compromise

CVE-2026-64542cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-64542