Debian Linux Security Advisory 5096-1 - Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation, denial of service or information leaks.
75c044bf4d2e418a7cc68e74ff3d6f180013990253cbe7731409a07b3b799fa7Red Hat Security Advisory 2021-4650-01 - The kernel packages contain the Linux kernel, the core of any Linux operating system.
30db52979e8346ae4a03a9bc7a7634ce9e814982f05e67050bd6541094c56531Red Hat Security Advisory 2021-4648-01 - The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.
efed1a8f4077bc4612ff4f66517074e78af2aa949ac9c1d0694d41fcc4c884e4Red Hat Security Advisory 2021-4140-02 - The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Issues addressed include buffer overflow, bypass, denial of service, double free, heap overflow, information leakage, null pointer, out of bounds read, and use-after-free vulnerabilities.
06051ab16cb42d450d376dba8b9418f4b1e3e84d93535dfa51d4c79b9b2affd5Red Hat Security Advisory 2021-4356-28 - The kernel packages contain the Linux kernel, the core of any Linux operating system. Issues addressed include buffer overflow, bypass, denial of service, double free, heap overflow, information leakage, null pointer, out of bounds read, and use-after-free vulnerabilities.
4dfc7aebdc7ac022001a4c7d69c2bd52229c03ec9dfec7f38b9b87cefa159f78Ubuntu Security Notice 4984-1 - Jan Beulich discovered that the Xen netback backend in the Linux kernel did not properly handle certain error conditions under paravirtualization. An attacker in a guest VM could possibly use this to cause a denial of service. It was discovered that the Realtek RTL8188EU Wireless device driver in the Linux kernel did not properly validate ssid lengths in some situations. An attacker could use this to cause a denial of service. Various other issues were also addressed.
47d0f4a3952d8cf4b938ec83f7efd85bdb8431f9f1a68e359b4de49fcf50d2edUbuntu Security Notice 4982-1 - Kiyin discovered that the NFC LLCP protocol implementation in the Linux kernel contained a reference counting error. A local attacker could use this to cause a denial of service. Kiyin discovered that the NFC LLCP protocol implementation in the Linux kernel did not properly deallocate memory in certain error situations. A local attacker could use this to cause a denial of service. Various other issues were also addressed.
30a5afa51a330465bbea0807650492fe79f27388cc8ee9ac30d0e02a89f6de63Ubuntu Security Notice 4911-1 - It was discovered that the Nouveau GPU driver in the Linux kernel did not properly handle error conditions in some situations. A local attacker could use this to cause a denial of service. Jan Beulich discovered that the Xen netback backend in the Linux kernel did not properly handle certain error conditions under paravirtualization. An attacker in a guest VM could possibly use this to cause a denial of service. Various other issues were also addressed.
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