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CVE-2026-63993

UNKNOWN · CVSS N/A

Kaynak: NVD + CISA KEV + EPSS · Yayınlanma: 2026-07-19T16:17:38.823 · Çekilme zamanı: 2026-07-20T12:07:03.655689+00:00

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Detaylı analiz gerekiyor.

CVE
CVE-2026-63993
Severity
UNKNOWN
CVSS
N/A
EPSS
Yok
Linux

Orijinal NVD Açıklaması

In the Linux kernel, the following vulnerability has been resolved: vxlan: do not reuse cached ip_hdr() value after skb_tunnel_check_pmtu() skb_tunnel_check_pmtu() can change skb->head. Reusing old_iph afer skb_tunnel_check_pmtu() can cause an UAF. Use instead ip_hdr(skb) as done in drivers/net/bareudp.c and drivers/net/geneve.c. Found by Sashiko.