USN-3047-1: QEMU vulnerabilities

Li Qiang discovered that QEMU incorrectly handled 53C9X Fast SCSI controller emulation. A privileged attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service, or possibly execute arbitrary code on the host. In the default installation, when QEMU is...

USN-3047-1 qemu, qemu-kvm vulnerabilities

Li Qiang discovered that QEMU incorrectly handled 53C9X Fast SCSI controller emulation. A privileged attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service, or possibly execute arbitrary code on the host. In the default installation, when QEMU is...

AppArmor securityfs 4.8 - aa_fs_seq_hash_show Reference Count Leak

AppArmor securityfs 4.8 - aafsseqhashshow Reference Count Leak / There's a reference count leak in aafsseqhashshow that can be used to overflow the reference counter and trigger a kernel use-after-free static int aafsseqhashshowstruct seqfile seq, void v struct aareplacedby r = seq-private; struc...

AppArmor securityfs < 4.8 - aa_fs_seq_hash_show Reference Count Leak

Exploit for linux platform in category dos / poc / There's a reference count leak in aafsseqhashshow that can be used to overflow the reference counter and trigger a kernel use-after-free static int aafsseqhashshowstruct seqfile seq, void v struct aareplacedby r = seq-private; struct aaprofile...

AppArmor securityfs < 4.8 - 'aa_fs_seq_hash_show' Reference Count Leak

/ There's a reference count leak in aafsseqhashshow that can be used to overflow the reference counter and trigger a kernel use-after-free static int aafsseqhashshowstruct seqfile seq, void v struct aareplacedby r = seq-private; struct aaprofile profile = aagetprofilercu&r-profile; // hash for i ...

CVE-2016-6187

A vulnerability leading to a local privilege escalation was found in apparmor in the Linux kernel. When procpidattrwrite was changed to use memdupuser apparmor's interface violating assumption that the setprocattr buffer was always a single page was violated...

Updated qemu packages fix security vulnerabilities

Updated qemu packages fix security vulnerabilities: An out-of-bounds flaw was found in the QEMU emulator built using 'addressspacetranslate' to map an address to a MemoryRegionSection. The flaw could occur while doing pcidmaread/write calls, resulting in an out-of-bounds read-write access error. ...

openSUSE Security Update : apparmor (openSUSE-2016-491)

This update for apparmor updates some profiles. It is specifically required for the Samba security update. profile updates : - sbin.syslog-ng - usr.sbin.identd - usr.sbin.nscd allows nscd paranoia mode - usr.sbin.smbd - usr.sbin.smbldap-useradd - apache2.d/phpsysinfo updated abstractions : - aspe...

SUSE-SU-2016:0923-1 Security update for libvirt

This update to libvirt 1.2.18.2 fixes the following minor security issue: - CVE-2015-5313: Directory traversal allowed privilege escalation bsc953110 The following bugs were fixed: - bsc952849: Don't add apparmor deny rw rule for 9P readonly mounts. - bsc960305: libxl: support parsing and...

SUSE SLED12 / SLES12 Security Update : samba (SUSE-SU-2016:0814-1)

"This update for samba fixes the following issues : - CVE-2015-7560: Getting and setting Windows ACLs on symlinks can change permissions on link target. bso11648 bsc968222 Also the following bugs were fixed : - Add quotes around path of update-apparmor-samba-profile; bsc962177. - Prevent access...

Debian DLA-442-1 : lxc security update

Brief introduction CVE-2013-6441 The template script lxc-sshd used to mount itself as /sbin/init in the container using a writable bind-mount. This update resolved the above issue by using a read-only bind-mount instead preventing any form of potentially accidental damage. CVE-2015-1335 On...

[SECURITY] [DLA 442-1] lxc security update

Package : lxc Version : 0.7.2-1+deb6u1 CVE ID : CVE-2013-6441 CVE-2015-1335 Debian Bug : 800471 Brief introduction CVE-2013-6441 The template script lxc-sshd used to mount itself as /sbin/init in the container using a writable bind-mount. This update resolved the above issue by using a read-only...

DLA-442-1 lxc - security update

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USN-2891-1: QEMU vulnerabilities

Qinghao Tang discovered that QEMU incorrectly handled PCI MSI-X support. An attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service. This issue only affected Ubuntu 14.04 LTS and Ubuntu 15.10. CVE-2015-7549 Lian Yihan discovered that QEMU incorrectl...

USN-2828-1: QEMU vulnerabilities

Jason Wang discovered that QEMU incorrectly handled the virtio-net device. A remote attacker could use this issue to cause guest network consumption, resulting in a denial of service. CVE-2015-7295 Qinghao Tang and Ling Liu discovered that QEMU incorrectly handled the pcnet driver when used in...

Aircrack-ng 1.2 RC 3 - WEP and WPA-PSK Keys Cracking Program

Aircrack-ng is an 802.11 WEP and WPA-PSK keys cracking program that can recover keys once enough data packets have been captured. It implements the standard FMS attack along with some optimizations like KoreK attacks, as well as the PTW attack, thus making the attack much faster compared to other...

Debian DSA-3400-1 : lxc - security update

Roman Fiedler discovered a directory traversal flaw in LXC, the Linux Containers userspace tools. A local attacker with access to a LXC container could exploit this flaw to run programs inside the container that are not confined by AppArmor or expose unintended files in the host to the container...

[SECURITY] [DSA 3400-1] lxc security update

------------------------------------------------------------------------- Debian Security Advisory DSA-3400-1 [email protected] https://www.debian.org/security/ Salvatore Bonaccorso November 19, 2015 https://www.debian.org/security/faq -...

[SECURITY] [DSA 3400-1] lxc security update

------------------------------------------------------------------------- Debian Security Advisory DSA-3400-1 [email protected] https://www.debian.org/security/ Salvatore Bonaccorso November 19, 2015 https://www.debian.org/security/faq -...

CVE-2011-3619

The apparmorsetprocattr function in security/apparmor/lsm.c in the Linux kernel before 3.0 does not properly handle invalid parameters, which allows local users to cause a denial of service NULL pointer dereference and OOPS or possibly have unspecified other impact by writing to a...