kernel: x86: local privesc due to bad_iret and paranoid entry incompatibility

A flaw was found in the way the Linux kernel handled GS segment register base switching when recovering from a SS stack segment fault on an erroneous return to user space. A local, unprivileged user could use this flaw to escalate their privileges on the system...

kernel: x86: local privesc due to bad_iret and paranoid entry incompatibility

A flaw was found in the way the Linux kernel handled GS segment register base switching when recovering from a SS stack segment fault on an erroneous return to user space. A local, unprivileged user could use this flaw to escalate their privileges on the system...

Ubuntu 14.04 LTS : Linux kernel vulnerabilities (USN-2446-1)

The remote Ubuntu 14.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-2446-1 advisory. Andy Lutomirski discovered that the Linux kernel does not properly handle faults associated with the Stack Segment SS register in the x86 architecture. A...

Ubuntu 14.10 : linux vulnerabilities (USN-2448-1)

An information leak in the Linux kernel was discovered that could leak the high 16 bits of the kernel stack address on 32-bit Kernel Virtual Machine KVM paravirt guests. A user in the guest OS could exploit this leak to obtain information that could potentially be used to aid in attacking the...

Ubuntu 14.04 LTS : Linux kernel (Utopic HWE) vulnerabilities (USN-2447-1)

The remote Ubuntu 14.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-2447-1 advisory. Andy Lutomirski discovered that the Linux kernel does not properly handle faults associated with the Stack Segment SS register in the x86 architecture. A...

USN-2447-1 linux-lts-utopic vulnerabilities

Andy Lutomirski discovered that the Linux kernel does not properly handle faults associated with the Stack Segment SS register in the x86 architecture. A local attacker could exploit this flaw to gain administrative privileges. CVE-2014-9322 An information leak in the Linux kernel was discovered...

[SECURITY] [DSA 3093-1] linux security update

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 - ------------------------------------------------------------------------- Debian Security Advisory DSA-3093-1 [email protected] http://www.debian.org/security/ Salvatore Bonaccorso December 08, 2014 http://www.debian.org/security/faq -...

Debian DSA-3093-1 : linux - security update

Several vulnerabilities have been discovered in the Linux kernel that may lead to a denial of service or privilege escalation : - CVE-2014-7841 Liu Wei of Red Hat discovered that a SCTP server doing ASCONF will panic on malformed INIT chunks by triggering a NULL pointer dereference. - CVE-2014-83...

Debian Security Advisory DSA 3093-1 (linux - security update)

Several vulnerabilities have been discovered in the Linux kernel that may lead to a denial of service or privilege escalation: CVE-2014-7841 Liu Wei of Red Hat discovered that a SCTP server doing ASCONF will panic on malformed INIT chunks by triggering a NULL pointer dereference. CVE-2014-8369 A...

Amazon Linux AMI : kernel (ALAS-2014-455)

The sctpprocessparam function in net/sctp/smmakechunk.c in the SCTP implementation in the Linux kernel before 3.17.4, when ASCONF is used, allows remote attackers to cause a denial of service NULL pointer dereference and system crash via a malformed INIT chunk. CVE-2014-7841 The pivotroot...

DEBIAN-CVE-2014-9090

The dodoublefault function in arch/x86/kernel/traps.c in the Linux kernel through 3.17.4 does not properly handle faults associated with the Stack Segment SS segment register, which allows local users to cause a denial of service panic via a modifyldt system call, as demonstrated by sigreturn32 i...

CVE-2014-9090

The dodoublefault function in arch/x86/kernel/traps.c in the Linux kernel through 3.17.4 does not properly handle faults associated with the Stack Segment SS segment register, which allows local users to cause a denial of service panic via a modifyldt system call, as demonstrated by sigreturn32 i...

CVE-2014-9090

The dodoublefault function in arch/x86/kernel/traps.c in the Linux kernel through 3.17.4 does not properly handle faults associated with the Stack Segment SS segment register, which allows local users to cause a denial of service panic via a modifyldt system call, as demonstrated by sigreturn32 i...

CVE-2014-9090

CVE-2014-9090 affects the Linux kernel up to 3.17.4, where do_double_fault in arch/x86/kernel/traps.c mishandles SS fault conditions, allowing local users to cause a denial of service (panic) via modify_ldt (demonstrated by sigreturn_32 in linux-clock-tests). The issue was addressed by a patch li...

CVE-2014-9090

The dodoublefault function in arch/x86/kernel/traps.c in the Linux kernel through 3.17.4 does not properly handle faults associated with the Stack Segment SS segment register, which allows local users to cause a denial of service panic via a modifyldt system call, as demonstrated by sigreturn32 i...

CVE-2014-9090: Undefined Security Weakness

The dodoublefault function in arch/x86/kernel/traps.c in the Linux kernel through 3.17.4 does not properly handle faults associated with the Stack Segment SS segment register, which allows local users to cause a denial of service panic via a modifyldt system call, as demonstrated by sigreturn32 i...

CVE-2014-9090

The dodoublefault function in arch/x86/kernel/traps.c in the Linux kernel through 3.17.4 does not properly handle faults associated with the Stack Segment SS segment register, which allows local users to cause a denial of service panic via a modifyldt system call, as demonstrated by sigreturn32 i...

UBUNTU-CVE-2014-9090

The dodoublefault function in arch/x86/kernel/traps.c in the Linux kernel through 3.17.4 does not properly handle faults associated with the Stack Segment SS segment register, which allows local users to cause a denial of service panic via a modifyldt system call, as demonstrated by sigreturn32 i...

OracleVM 2.2 : xen (OVMSA-2013-0075)

The remote OracleVM system is missing necessary patches to address critical security updates : - x86: check segment descriptor read result in 64-bit OUTS emulation XSA-67 Matthew Daley orabug 17571623 CVE-2013-4368 %NASLMINLEVEL 70300 C Tenable Network Security, Inc. The package checks in this...

PT-2014-8818

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 3.17.5 Description The issue is related to the handling of faults associated with the Stack Segment SS segment register in the Linux kernel. Local users can cause a denial of service panic by using the modify ldt...