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CVE-2019-11477 Jonathan Looney discovered that the TCP_SKB_CB(skb)->tcp_gso_segs value was subject to an integer overflow in the…

Description

Jonathan Looney discovered that the TCP_SKB_CB(skb)->tcp_gso_segs value was subject to an integer overflow in the Linux kernel when handling TCP Selective Acknowledgments (SACKs). A remote attacker could use this to cause a denial of service. This has been fixed in stable kernel releases 4.4.182, 4.9.182, 4.14.127, 4.19.52, 5.1.11, and is fixed in commit 3b4929f65b0d8249f19a50245cd88ed1a2f78cff.

Produits et versions touchés

Produit Versions touchées Corrigé en
Linux Kernel 5.1 5.1 → < 5.1.11 5.1.11
Linux Kernel 4.19 4.19 → < 4.19.52 4.19.52
Linux Kernel 4.14 4.14 → < 4.14.127 4.14.127
Linux Kernel 4.9 4.9 → < 4.9.182 4.9.182
Linux Kernel 4.4 4.4 → < 4.4.182 4.4.182

Références

Chronologie

  1. Publiée
  2. Dernière modification
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