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THREAT OPS › Threat News › [NVD] CVE-2026-53391 (HIGH 7.5) — In the Linux kernel, the following vulnerability has been resolved: NFSv4/pNFS: reject zero-length r_addr in nfs4_decode_mp_ds_addr nfs4_decode_mp_ds_addr() decodes the r_netid and r_addr opaques of a netaddr4 from a GETDEVICEINFO multipath-DS body, then immediately calls strrc

[NVD] CVE-2026-53391 (HIGH 7.5) — In the Linux kernel, the following vulnerability has been resolved: NFSv4/pNFS: reject zero-length r_addr in nfs4_decode_mp_ds_addr nfs4_decode_mp_ds_addr() decodes the r_netid and r_addr opaques of a netaddr4 from a GETDEVICEINFO multipath-DS body, then immediately calls strrc

mednvdPublished 2026-07-19

CVE-2026-53391 CVSS: 7.5 HIGH Published: 2026-07-19T12:16:50.137

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

NFSv4/pNFS: reject zero-length r_addr in nfs4_decode_mp_ds_addr

nfs4_decode_mp_ds_addr() decodes the r_netid and r_addr opaques of a netaddr4 from a GETDEVICEINFO multipath-DS body, then immediately calls strrchr(buf, '.') to locate the port separator. Both decode

Indicators of compromise

CVE-2026-53391cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-53391