Linux sysctl() Kernel 2.2.x Memory Reading Vulnerability

No description provided by source. source: http://www.securityfocus.com/bid/2364/info The Linux Kernel is the core of the Linux Operating System. It was originally written by Linus Torvalds, and is publicly maintained. A problem in the Linux kernel may allow root compromise. The sysctl call allow...

FreeBSD 4.x Process Concealment Bypass Vulnerability

No description provided by source. source: http://www.securityfocus.com/bid/4768/info In FreeBSD, setting kern.psshowallprocs=0 via the sysctl call is meant to disable normal users from seeing any running processes that are not owned by them. The current implementation of this feature fails to...

openSUSE Security Update : systemd (openSUSE-2012-139)

Add fix-console-switch.patch: prevent console lockup rhb771563. - Add fix-quota.patch: correctly enable quota rhb773431. - Add passcredentials.patch: ensure compatibility with kernel 3.2 bnc743299. - Update modulesonboot.patch to not cause failed state for systemd-modules-load.service bnc741481...

FreeBSD Security Advisory FreeBSD-SA-14:12.ktrace

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 ============================================================================= FreeBSD-SA-14:12.ktrace Security Advisory The FreeBSD Project Topic: ktrace kernel memory disclosure Category: core Module: kern Announced: 2014-06-03 Credits: Jilles...

FreeBSD-SA-14:12.ktrace

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 ============================================================================= FreeBSD-SA-14:12.ktrace Security Advisory The FreeBSD Project Topic: ktrace kernel memory disclosure Category: core Module: kern Announced: 2014-06-03 Credits: Jilles...

Linux Kernel 3.4 < 3.13.2 (Ubuntu 13.04/13.10 x64) - 'CONFIG_X86_X32=y' Local Privilege Escalation (3)

/ ============================== recvmmsg.c - linux 3.4+ local root CONFIGX86X32=y CVE-2014-0038 / x32 ABI with recvmmsg by rebel @ irc.smashthestack.org ----------------------------------- takes about 13 minutes to run because timeout-tvsec is decremented once per second and 0xff3 is 765. some...

Ubuntu 13.10 : linux vulnerabilities (USN-2049-1)

Miroslav Vadkerti discovered a flaw in how the permissions for network sysctls are handled in the Linux kernel. An unprivileged local user could exploit this flaw to have privileged access to files in /proc/sys/net/. CVE-2013-4270 A flaw was discovered in the Linux kernel's dm snapshot facility. ...

FreeBSD Security Advisory FreeBSD-SA-13:06.mmap [REVISED]

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ============================================================================= FreeBSD-SA-13:06.mmap Security Advisory The FreeBSD Project Topic: Privilege escalation via mmap Category: core Module: kernel Announced: 2013-06-18 Credits: Konstantin...

FreeBSD-SA-13:06.mmap

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ============================================================================= FreeBSD-SA-13:06.mmap Security Advisory The FreeBSD Project Topic: Privilege escalation via mmap Category: core Module: kernel Announced: 2013-06-18 Credits: Konstantin...

Fedora 18 : libvirt-0.10.2.3-1.fc18 (2013-1644)

Rebased to version 0.10.2.3 - Fix libxl driver to build against xen 4.2 bz 870689 - Fix possible crash when destroying guests bz 877110 - Fix loading sysctl file bz 887017 - Fix svirt memory leak bz 890039 - Fix attaching PCI netdev to VM bz 893131 - Fix libvirtd segfault on shutdown bz 903184 -...

CVE-2012-1106

The C handler plug-in in Automatic Bug Reporting Tool ABRT, possibly 2.0.8 and earlier, does not properly set the group GID permissions on core dump files for setuid programs when the sysctl fs.suiddumpable option is set to 2, which allows local users to obtain sensitive information...

Oracle Linux 6 kernel security, bug fix and enhancement update

2.6.32-279.el6 - netdrv mlx4: ignore old module parameters Jay Fenlason 830553 2.6.32-278.el6 - kernel sysctl: silence warning about missing strategy for file-max at boot time Jeff Layton 803431 - net sunrpc: make new tcpmaxslottableentries sysctl use CTLUNNUMBERED Jeff Layton 803431 - drm i915:...

SuSE 10 Security Update : the Linux Kernel (x86_64) (ZYPP Patch Number 6730)

This update fixes a several security issues and various bugs in the SUSE Linux Enterprise 10 SP 2 kernel. The following security issues were fixed: CVE-2009-3939: A sysctl variable of the megaraidsas driver was worldwriteable, allowing local users to cause a denial of service or potential code...

RHEL 6 : kernel (RHSA-2012:0481)

The remote Redhat Enterprise Linux 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2012:0481 advisory. - kernel: sysctl: restrict write access to dmesgrestrict CVE-2011-4080 - kernel: block: CLONEIO iocontext refcounting issues CVE-2012-0879 -...

kernel: sysctl: restrict write access to dmesg_restrict

The sysrqsysctlhandler function in kernel/sysctl.c in the Linux kernel before 2.6.39 does not require the CAPSYSADMIN capability to modify the dmesgrestrict value, which allows local users to bypass intended access restrictions and read the kernel ring buffer by leveraging root privileges, as...

kernel security, bug fix, and enhancement update

2.6.32-220.13.1.el6 - Revert: fs NFSv4: include bitmap in nfsv4 get acl data Sachin Prabhu 753231 753232 CVE-2011-4131 2.6.32-220.12.1.el6 - net netsched: qdiscallochandle can be too slow Jiri Pirko 805458 785891 - fs procfs: add hidepid= and gid= mount options Jerome Marchand 770651 770652 - fs...

PT-2012-1800 · Linux +1 · Linux Kernel +1

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 2.6.39 Description: The issue allows local users to bypass intended access restrictions and read the kernel ring buffer by leveraging root privileges. This can be demonstrated by a root user in a Linux Container...

linux/x86 sys_execve("/sbin/sysctl") 121 bytes polymorphic shellcode

/ sysexecve"/sbin/sysctl", "/sbin/sysctl", "-w", "kernel.randomizevaspace=0" , NULL; 121 bytes polymorphic shellcode Programmer : Paulus Gandung Prakosa syn-attack Thanks to : mywisdom, gunslinger, nofia fitri, chaer.newbie, wenkhairu, ketek, xtr0nic, supermen ganteng, and all devilzc0de members ...

Nagios Plugin check_ups Local Buffer Overflow PoC

Exploit for linux platform in category dos / poc Advisory: Nagios Plugin 'checkups' local buffer overflow Author: Stefan Schurtz Contact: email protected Affected Software: Successfully tested on nagios-plugins-1.4.15 Vendor URL: http://nagiosplugins.org/ ./checkups -u perl -e 'print "A"x16407'...

Oracle Linux 4.9 kernel security and bug fix update

2.6.9-100 -cxgb3: prevent reading uninitialized stack memory to fix xgbextensionioctl infoleak Eugene Teo 633153 CVE-2010-3296 -mlx4: disable MSI-X by default Andy Gospodarek 530596 -ext3: call fs invalidatepage instead of blockinvalidatepage Josef Bacik 488611 -av7110: check for negative array...