The Linux Kernel, the operating system core itself.
Security Fix(es):
nfqnlmangle in net/netfilter/nfnetlinkqueue.c in the Linux kernel through 5.18.14 allows remote attackers to cause a denial of service (panic) because, in the case of an nfqueue verdict with a one-byte nftapayload attribute, an skb_pull can encounter a negative skb->len.(CVE-2022-36946)
A use-after-free flaw was found in the Linux kernel’s Atheros wireless adapter driver in the way a user forces the ath9khtcwaitfortarget function to fail with some input messages. This flaw allows a local user to crash or potentially escalate their privileges on the system.(CVE-2022-1679)
iouring use workflags to determine which identity need to grab from the calling process to make sure it is consistent with the calling process when executing IORING_OP. Some operations are missing some types, which can lead to incorrect reference counts which can then lead to a double free. We recommend upgrading the kernel past commit df3f3bb5059d20ef094d6b2f0256c4bf4127a859(CVE-2022-2327)
An integer coercion error was found in the openvswitch kernel module. Given a sufficiently large number of actions, while copying and reserving memory for a new action of a new flow, the reservesfasize() function does not return -EMSGSIZE as expected, potentially leading to an out-of-bounds write access. This flaw allows a local user to crash or potentially escalate their privileges on the system.(CVE-2022-2639)
{ "severity": "High" }
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