Ubuntu Security Notice 3050-1 - Ben Hawkes discovered that the Linux netfilter implementation did not correctly perform validation when handling IPT_SO_SET_REPLACE events. A local unprivileged attacker could use this to cause a denial of service or possibly execute arbitrary code with administrative privileges. Vitaly Kuznetsov discovered that the Linux kernel did not properly suppress hugetlbfs support in X86 paravirtualized guests. An attacker in the guest Various other issues were also addressed.
25d3e707bc3e04dc34cc4046ae0bd60268ea7d5bb3ac12b317f68afd34cc10d8Ubuntu Security Notice 3051-1 - It was discovered that the keyring implementation in the Linux kernel did not ensure a data structure was initialized before referencing it after a n error condition occurred. A local attacker could use this to cause a denial of service. Kangjie Lu discovered an information leak in the netlink implementation of the Linux kernel. A local attacker could use this to obtain sensitive information from kernel memory. Various other issues were also addressed.
6a2979ef146941bff45ef030836a1ac3c64a52306361f465ba3afdff4daf283aUbuntu Security Notice 3057-1 - Ben Hawkes discovered an integer overflow in the Linux netfilter implementation. On systems running 32 bit kernels, a local unprivileged attacker could use this to cause a denial of service or possibly execute arbitrary code with administrative privileges. It was discovered that the keyring implementation in the Linux kernel did not ensure a data structure was initialized before referencing it after an error condition occurred. A local attacker could use this to cause a denial of service. Various other issues were also addressed.
030e1271bb7566a819d82ae5638f21d1a8b8bbeb3b2002fca12d928335283dcbUbuntu Security Notice 3056-1 - Ben Hawkes discovered an integer overflow in the Linux netfilter implementation. On systems running 32 bit kernels, a local unprivileged attacker could use this to cause a denial of service or possibly execute arbitrary code with administrative privileges. It was discovered that the keyring implementation in the Linux kernel did not ensure a data structure was initialized before referencing it after an error condition occurred. A local attacker could use this to cause a denial of service. Various other issues were also addressed.
5a5993fff7c587291f866734e6a557eea74f65989a06449853d48bcfa78b8f7dUbuntu Security Notice 3054-1 - Ben Hawkes discovered an integer overflow in the Linux netfilter implementation. On systems running 32 bit kernels, a local unprivileged attacker could use this to cause a denial of service or possibly execute arbitrary code with administrative privileges. It was discovered that the keyring implementation in the Linux kernel did not ensure a data structure was initialized before referencing it after an error condition occurred. A local attacker could use this to cause a deni al of service. Various other issues were also addressed.
986a7a499ec97cecc4959f3265ef183088e85d94ade8531bcecc680ad7399f86Ubuntu Security Notice 3055-1 - Ben Hawkes discovered an integer overflow in the Linux netfilter implementation. On systems running 32 bit kernels, a local unprivileged attacker could use this to cause a denial of service or possibly execute arbitrary code with administrative privileges. It was discovered that the keyring implementation in the Linux kernel did not ensure a data structure was initialized before referencing it after an error condition occurred. A local attacker could use this to cause a denial of service. Various other issues were also addressed.
cf8c4be620feb49866d70f13c5c9925d654ba881ecacc4029183bc41fcb626f0Ubuntu Security Notice 3053-1 - A missing permission check when settings ACLs was discovered in nfsd. A local user could exploit this flaw to gain access to any file by setting an ACL. It was discovered that the keyring implementation in the Linux kernel did not ensure a data structure was initialized before referencing it after an error condition occurred. A local attacker could use this to cause a denial of service. Various other issues were also addressed.
868205ccfbb5b02685dc08d99775077c773f785d462ef9352d2b3cec71ffebc3Ubuntu Security Notice 3049-1 - Ben Hawkes discovered that the Linux netfilter implementation did not correctly perform validation when handling IPT_SO_SET_REPLACE events. A local unprivileged attacker could use this to cause a denial of service or possibly execute arbitrary code with administrative privileges. Vitaly Kuznetsov discovered that the Linux kernel did not properly suppress hugetlbfs support in X86 paravirtualized guests. An attacker in the guest Various other issues were also addressed.
2b1009ae36d1ddcfe36aada07f3b8fd8c1364c30c25979dfd492e6fd7e67f232Ubuntu Security Notice 3052-1 - It was discovered that the keyring implementation in the Linux kernel did not ensure a data structure was initialized before referencing it after an error condition occurred. A local attacker could use this to cause a denial of service. Kangjie Lu discovered an information leak in the netlink implementation o f the Linux kernel. A local attacker could use this to obtain sensitive information from kernel memory. Various other issues were also addressed.
b8de8320f66e8abd1152325a365a4aade72e43e9d61f7e60e750b220bdff2663
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