lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Wed, 18 Feb 2015 16:33:07 -0800 From: Kamal Mostafa <kamal@...onical.com> To: linux-kernel@...r.kernel.org, stable@...r.kernel.org, kernel-team@...ts.ubuntu.com Cc: Nadav Amit <namit@...technion.ac.il>, Paolo Bonzini <pbonzini@...hat.com>, Kamal Mostafa <kamal@...onical.com> Subject: [PATCH 3.13.y-ckt 100/103] KVM: x86: Fix of previously incomplete fix for CVE-2014-8480 3.13.11-ckt16 -stable review patch. If anyone has any objections, please let me know. ------------------ From: Nadav Amit <nadav.amit@...il.com> commit 63ea0a49ae0b145b91ff2b070c01b66fc75854b9 upstream. STR and SLDT with rip-relative operand can cause a host kernel oops. Mark them as DstMem as well. Signed-off-by: Nadav Amit <namit@...technion.ac.il> Signed-off-by: Paolo Bonzini <pbonzini@...hat.com> Signed-off-by: Kamal Mostafa <kamal@...onical.com> --- arch/x86/kvm/emulate.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c index 4919b95..569c8ed 100644 --- a/arch/x86/kvm/emulate.c +++ b/arch/x86/kvm/emulate.c @@ -3733,8 +3733,8 @@ static const struct opcode group5[] = { }; static const struct opcode group6[] = { - DI(Prot, sldt), - DI(Prot, str), + DI(Prot | DstMem, sldt), + DI(Prot | DstMem, str), II(Prot | Priv | SrcMem16, em_lldt, lldt), II(Prot | Priv | SrcMem16, em_ltr, ltr), N, N, N, N, -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists