> USN-8662-1: Linux kernel vulnerabilities

[SOURCE] Ubuntu Security Notices [DATE: 20/08/2026 23:02] [LANGUAGE: EN]

Several security issues were discovered in the Linux kernel.
An attacker could possibly use these to compromise the system.
This update corrects flaws in the following subsystems:
  - x86 architecture;
  - Cryptographic API;
  - InfiniBand drivers;
  - Media drivers;
  - STMicroelectronics network drivers;
  - Network drivers;
  - Ext4 file system;
  - IPv4 networking;
  - TCP network protocol;
  - Locking primitives;
  - Ceph Core library;
  - IPv6 networking;
  - Multipath TCP;
  - Netfilter;
  - SCTP protocol;
  - SMC sockets;
(CVE-2026-31405, CVE-2026-31414, CVE-2026-31448, CVE-2026-31649,
CVE-2026-43198, CVE-2026-43493, CVE-2026-43499, CVE-2026-46266,
CVE-2026-52955, CVE-2026-52982, CVE-2026-52986, CVE-2026-53006,
CVE-2026-53176, CVE-2026-53225, CVE-2026-53228, CVE-2026-53359)

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