Ubuntu-0day

Ubuntu16.04-0day 漏洞范围： all 4.4 ubuntu aws instances are vulnerable Jann Horn发现在某些情况下，Linux内核中的Berkeley Packet Filter（BPF）不正确地执行了符号扩展checkaluop。本地攻击者可以使用它在系统上进行提权,获取root权限。 root@kitploit: bpf: fix incorrect sign extension in checkaluop Distinguish between BPFALU64|BPFMOV|BPFK load 32-bit immediate...

CVE-2017-16995-Linux-Kernel---BPF-Sign-Extension-Local-Privilege-Escalation-

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SUSE CVE-2024-47702

In the Linux kernel, the following vulnerability has been resolved: bpf: Fail verification for sign-extension of packet data/dataend/datameta syzbot reported a kernel crash due to commit 1f1e864b6555 "bpf: Handle sign-extenstin ctx member accesses". The reason is due to sign-extension of 32-bit...

AZL-51284 CVE-2024-47702 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: bpf: Fail verification for sign-extension of packet data/dataend/datameta syzbot reported a kernel crash due to commit 1f1e864b6555 "bpf: Handle sign-extenstin ctx member accesses". The reason is due to sign-extension of 32-bit...

USN-3619-1 linux, linux-aws, linux-kvm, linux-raspi2, linux-snapdragon vulnerabilities

Jann Horn discovered that the Berkeley Packet Filter BPF implementation in the Linux kernel improperly performed sign extension in some situations. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2017-16995 It was discovered that a...