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THREAT OPS › Threat News › [NVD] CVE-2025-21719 (HIGH 7.1) — In the Linux kernel, the following vulnerability has been resolved: ipmr: do not call mr_mfc_uses_dev() for unres entries syzbot found that calling mr_mfc_uses_dev() for unres entries would crash [1], because c->mfc_un.res.minvif / c->mfc_un.res.maxvif alias to "struct sk_buff_

[NVD] CVE-2025-21719 (HIGH 7.1) — In the Linux kernel, the following vulnerability has been resolved: ipmr: do not call mr_mfc_uses_dev() for unres entries syzbot found that calling mr_mfc_uses_dev() for unres entries would crash [1], because c->mfc_un.res.minvif / c->mfc_un.res.maxvif alias to "struct sk_buff_

lownvdPublished 2025-02-27

CVE-2025-21719 CVSS: 7.1 HIGH Published: 2025-02-27T02:15:15.580

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

ipmr: do not call mr_mfc_uses_dev() for unres entries

syzbot found that calling mr_mfc_uses_dev() for unres entries would crash [1], because c->mfc_un.res.minvif / c->mfc_un.res.maxvif alias to "struct sk_buff_head unresolved", which contain two pointers.

This co

Indicators of compromise

CVE-2025-21719cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2025-21719