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THREAT OPS › Threat News › [NVD] CVE-2026-63795 (CRITICAL 10.0) — In the Linux kernel, the following vulnerability has been resolved: 9p: avoid putting oldfid in p9_client_walk() error path When p9_client_walk() is called with clone set to false, fid aliases oldfid. If the walk subsequently fails after the request has been sent, the error pat

[NVD] CVE-2026-63795 (CRITICAL 10.0) — In the Linux kernel, the following vulnerability has been resolved: 9p: avoid putting oldfid in p9_client_walk() error path When p9_client_walk() is called with clone set to false, fid aliases oldfid. If the walk subsequently fails after the request has been sent, the error pat

mednvdPublished 2026-07-19

CVE-2026-63795 CVSS: 10.0 CRITICAL Published: 2026-07-19T12:16:51.910

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

9p: avoid putting oldfid in p9_client_walk() error path

When p9_client_walk() is called with clone set to false, fid aliases oldfid. If the walk subsequently fails after the request has been sent, the error path jumps to clunk_fid, which currently calls p9_fi

Indicators of compromise

CVE-2026-63795cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-63795