UBUNTU-CVE-2021-20194

There is a vulnerability in the linux kernel versions higher than 5.2 if kernel compiled with config params CONFIGBPFSYSCALL=y , CONFIGBPF=y , CONFIGCGROUPS=y , CONFIGCGROUPBPF=y , CONFIGHARDENEDUSERCOPY not set, and BPF hook to getsockopt is registered. As result of BPF execution, the local user...

CVE-2021-20194

There is a vulnerability in the linux kernel versions higher than 5.2 if kernel compiled with config params CONFIGBPFSYSCALL=y , CONFIGBPF=y , CONFIGCGROUPS=y , CONFIGCGROUPBPF=y , CONFIGHARDENEDUSERCOPY not set, and BPF hook to getsockopt is registered. As result of BPF execution, the local user...

Linux kernel 代码问题漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A code issue vulnerability exists in Linux Kernel versions prior to 5.11. The vulnerability stems from the failure of the scosockgetsockopt function in net/bluetooth/sco.c to...

PT-2021-11776 · Linux +1 · Linux Kernel +1

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 5.11 Description: A NULL pointer dereference flaw may occur in the sco sock getsockopt function in net/bluetooth/sco.c due to the lack of a sanity check for a socket connection when using BT SNDMTU/BT RCVMTU for...

Linux kernel 输入验证错误漏洞

The Linux kernel is a computer operating system kernel written in C and assembly languages, compliant with the POSIX standard, and distributed under the GNU General Public License. A heap overflow vulnerability exists in the cgroupbpfrunfiltergetsockopt function in linux kernel versions 5.2 and...

Information Disclosure

kernel is vulnerable to information disclosure. The vulnerability exists as the sockgetsockopt function in the Linux kernel did not properly initialize a data structure that can be directly returned to user-space when the getsockopt function is called with SOBSDCOMPAT optname set...

CVE-2019-16714

In the Linux kernel before 5.2.14, rds6incinfocopy in net/rds/recv.c allows attackers to obtain sensitive information from kernel stack memory because tos and flags fields are not initialized...

Apple macOS getsockopt Out-Of-Bounds Access Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on vulnerable installations of Apple macOS. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the handling of the...

Linux Kernel 4.11.8 - mq_notify: double sock_put() Local Privilege Escalation

Linux Kernel 4.11.8 - mqnotify: double sockput Local Privilege Escalation / CVE-2017-11176: "mqnotify: double sockput" by LEXFO 2018. DISCLAIMER: The following code is for EDUCATIONAL purpose only. Do not use it on a system without authorizations. WARNING: The exploit WILL NOT work on your target...

[slackware-security] Slackware 14.2 kernel

New kernel packages are available for Slackware 14.2 to fix a regression in the getsockopt function and to fix two denial-of-service security issues. Here are the details from the Slackware 14.2 ChangeLog: patches/packages/linux-4.4.132/: Upgraded. This kernel upgrade is being provided primarily ...

Slackware 14.2 : Slackware 14.2 kernel (SSA:2018-142-01)

New kernel packages are available for Slackware 14.2 to fix a regression in the getsockopt function and to fix two denial-of-service security issues. C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted from Slackware Security Advisory 2018-142-01...

Apple macOS HighSierra 10.13 - ctl_ctloutput-leak Information Leak Exploit

Exploit for macOS platform in category local exploits / ctlctloutput-leak.c Brandon Azad CVE-2017-13868 While looking through the source code of XNU version 4570.1.46, I noticed that the function ctlctloutput in the file bsd/kern/kerncontrol.c does not check the return value of sooptcopyin, which...

MacOS so_pcb type confusion in necp_get_socket_attributes(CVE-2017-13855)

When getsockopt edited; original report said "setsockopt" is called on any socket with level SOLSOCKET and optname SONECPATTRIBUTES, necpgetsocketattributes is invoked. necpgetsocketattributes unconditionally calls sotoinpcbso: errnot necpgetsocketattributesstruct socket so, struct sockopt sopt i...

Apple macOS High Sierra 10.13 - 'ctl_ctloutput-leak' Information Leak

/ ctlctloutput-leak.c Brandon Azad CVE-2017-13868 While looking through the source code of XNU version 4570.1.46, I noticed that the function ctlctloutput in the file bsd/kern/kerncontrol.c does not check the return value of sooptcopyin, which makes it possible to leak the uninitialized contents ...

Apple macOS High Sierra 10.13 - ctl_ctloutput-leak Information Leak

Apple macOS High Sierra 10.13 - ctlctloutput-leak Information Leak / ctlctloutput-leak.c Brandon Azad CVE-2017-13868 While looking through the source code of XNU version 4570.1.46, I noticed that the function ctlctloutput in the file bsd/kern/kerncontrol.c does not check the return value of...

The vulnerability of the Linux operating system allows a malicious individual to gain access to confidential information from the kernel’s stack memory.

A vulnerability exists in the ccid3hctxgetsockopt function in the Linux kernel’s net/dccp/ccids/ccid3.c file, due to the lack of initialization for certain structures. Exploiting this vulnerability allows local users to access confidential information from the kernel’s stack memory through a...

The vulnerability of the Linux operating system allows a malicious individual to gain access to confidential information from the kernel’s memory.

The vulnerability exists in the Bluetooth subsystem of the Linux kernel due to incorrect initialization of data structures. Exploiting this vulnerability allows local users to access confidential information from the kernel’s memory, using a specially crafted system call called getsockopt. This...

CVE-2014-8612

Multiple array index errors in the Stream Control Transmission Protocol SCTP module in FreeBSD 10.1 before p5, 10.0 before p17, 9.3 before p9, and 8.4 before p23 allow local users to 1 gain privileges via the stream id to the setsockopt function, when setting the SCTIPSSVALUE option, or 2 read...

Linux Kernel < 2.6.20.2 - IPv6_Getsockopt_Sticky Memory Leak PoC

No description provided by source. / Linux Kernel IPV6GetsockoptSticky Memory Leak Proof Of Concept dreyer 07-2007 Osu, Tatakae, Sexy Pandas! Dumps to stdout the memory mapped between INI and END. CVE: CVE-2007-1000 BID: 22904 Affected: Linux Kernel 2.6.20.2...

Stack overflow

Multiple stack-based buffer overflows in net/netfilter/ipvs/ipvsctl.c in the Linux kernel before 2.6.33, when CONFIGIPVS is used, allow local users to gain privileges by leveraging the CAPNETADMIN capability for 1 a getsockopt system call, related to the doipvsgetctl function, or 2 a setsockopt...