CVE-2019-11135 Information disclosure in 2019.2 IPU – TSX Asynchronous Abort

Medium 6.5 Published Updated

An authenticated local attacker can exploit a speculative execution side channel in Intel CPUs to disclose sensitive information.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2019-11135?

CVE-2019-11135 is a medium-severity vulnerability in Canonical Ubuntu Linux, published on 14 Nov 2019. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

TSX Asynchronous Abort condition on some CPUs utilizing speculative execution may allow an authenticated user to potentially enable information disclosure via a side channel with local access.

Which versions are affected by CVE-2019-11135?

It affects 160 products.

Linux distribution packages (40)
libiscsi AlmaLinux:8All versions1.18.0-8.module_el8.3.0+2048+e7a0a3ea
libiscsi AlmaLinux:8All versions1.18.0-8.module_el8.5.0+2608+72063365
libiscsi AlmaLinux:8All versions1.18.0-8.module_el8.6.0+2880+7d9e3703
libiscsi-devel AlmaLinux:8All versions1.18.0-8.module_el8.3.0+2048+e7a0a3ea
libiscsi-devel AlmaLinux:8All versions1.18.0-8.module_el8.5.0+2608+72063365
libiscsi-devel AlmaLinux:8All versions1.18.0-8.module_el8.6.0+2880+7d9e3703
libiscsi-utils AlmaLinux:8All versions1.18.0-8.module_el8.3.0+2048+e7a0a3ea
libiscsi-utils AlmaLinux:8All versions1.18.0-8.module_el8.5.0+2608+72063365
libiscsi-utils AlmaLinux:8All versions1.18.0-8.module_el8.6.0+2880+7d9e3703
netcf AlmaLinux:8All versions0.2.8-12.module_el8.3.0+2048+e7a0a3ea
netcf AlmaLinux:8All versions0.2.8-12.module_el8.5.0+2608+72063365
netcf AlmaLinux:8All versions0.2.8-12.module_el8.6.0+2880+7d9e3703
netcf-devel AlmaLinux:8All versions0.2.8-12.module_el8.3.0+2048+e7a0a3ea
netcf-devel AlmaLinux:8All versions0.2.8-12.module_el8.5.0+2608+72063365
netcf-devel AlmaLinux:8All versions0.2.8-12.module_el8.6.0+2880+7d9e3703
netcf-libs AlmaLinux:8All versions0.2.8-12.module_el8.3.0+2048+e7a0a3ea
netcf-libs AlmaLinux:8All versions0.2.8-12.module_el8.5.0+2608+72063365
netcf-libs AlmaLinux:8All versions0.2.8-12.module_el8.6.0+2880+7d9e3703
sgabios AlmaLinux:8All versions1:0.20170427git-3.module_el8.3.0+2048+e7a0a3ea
sgabios AlmaLinux:8All versions1:0.20170427git-3.module_el8.5.0+2608+72063365
sgabios-bin AlmaLinux:8All versions1:0.20170427git-3.module_el8.5.0+2608+72063365
sgabios-bin AlmaLinux:8All versions1:0.20170427git-3.module_el8.6.0+2880+7d9e3703
SLOF Red Hat:advanced_virtualization:8.1::el8All versions0:20190703-1.gitba1ab360.module+el8.1.0+3730+7d905127
hivex Red Hat:advanced_virtualization:8.1::el8All versions0:1.3.15-7.module+el8.1.0+3554+1a3a94a6
hivex-debuginfo Red Hat:advanced_virtualization:8.1::el8All versions0:1.3.15-7.module+el8.1.0+3554+1a3a94a6
hivex-debugsource Red Hat:advanced_virtualization:8.1::el8All versions0:1.3.15-7.module+el8.1.0+3554+1a3a94a6
hivex-devel Red Hat:advanced_virtualization:8.1::el8All versions0:1.3.15-7.module+el8.1.0+3554+1a3a94a6
libguestfs Red Hat:advanced_virtualization:8.1::el8All versions1:1.40.2-14.module+el8.1.0+4754+8d38b36b
libguestfs-bash-completion Red Hat:advanced_virtualization:8.1::el8All versions1:1.40.2-14.module+el8.1.0+4754+8d38b36b
libguestfs-benchmarking Red Hat:advanced_virtualization:8.1::el8All versions1:1.40.2-14.module+el8.1.0+4754+8d38b36b
libguestfs-benchmarking-debuginfo Red Hat:advanced_virtualization:8.1::el8All versions1:1.40.2-14.module+el8.1.0+4754+8d38b36b
libguestfs-debuginfo Red Hat:advanced_virtualization:8.1::el8All versions1:1.40.2-14.module+el8.1.0+4754+8d38b36b
libguestfs-debugsource Red Hat:advanced_virtualization:8.1::el8All versions1:1.40.2-14.module+el8.1.0+4754+8d38b36b
libguestfs-devel Red Hat:advanced_virtualization:8.1::el8All versions1:1.40.2-14.module+el8.1.0+4754+8d38b36b
libguestfs-gfs2 Red Hat:advanced_virtualization:8.1::el8All versions1:1.40.2-14.module+el8.1.0+4754+8d38b36b
libguestfs-gobject Red Hat:advanced_virtualization:8.1::el8All versions1:1.40.2-14.module+el8.1.0+4754+8d38b36b
libguestfs-gobject-debuginfo Red Hat:advanced_virtualization:8.1::el8All versions1:1.40.2-14.module+el8.1.0+4754+8d38b36b
libguestfs-gobject-devel Red Hat:advanced_virtualization:8.1::el8All versions1:1.40.2-14.module+el8.1.0+4754+8d38b36b
libguestfs-inspect-icons Red Hat:advanced_virtualization:8.1::el8All versions1:1.40.2-14.module+el8.1.0+4754+8d38b36b
libguestfs-java Red Hat:advanced_virtualization:8.1::el8All versions1:1.40.2-14.module+el8.1.0+4754+8d38b36b

Products include Canonical Ubuntu Linux, Debian Debian Linux, Fedoraproject Fedora, Hp Apollo 2000 Firmware, Hp Apollo 4200 Firmware, Hp Proliant Bl460c Firmware and 154 more.

How do I fix CVE-2019-11135?

Apply the vendor's patch.

Is CVE-2019-11135 being exploited?

There is no known exploitation of CVE-2019-11135 in the wild and no public exploit code.

All Canonical Ubuntu Linux vulnerabilities

Sources

Also known as ALPINE-CVE-2019-11135, ALSA-2020:0279, DEBIAN-CVE-2019-11135, GHSA-qfxp-65r3-gfv7, RHSA-2020:0279, RHSA-2020:0555 and 4 more.

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