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Ján Tomko
bced0c14af
Fix invalid read in virCgroupGetValueStr
Don't check for '\n' at the end of file if zero bytes were read. Found by valgrind: ==404== Invalid read of size 1 ==404== at 0x529B09F: virCgroupGetValueStr (vircgroup.c:540) ==404== by 0x529AF64: virCgroupMoveTask (vircgroup.c:1079) ==404== by 0x1EB475: qemuSetupCgroupForEmulator (qemu_cgroup.c:1061) ==404== by 0x1D9489: qemuProcessStart (qemu_process.c:3801) ==404== by 0x18557E: qemuDomainObjStart (qemu_driver.c:5787) ==404== by 0x190FA4: qemuDomainCreateWithFlags (qemu_driver.c:5839) Introduced by 0d0b409. https://bugzilla.redhat.com/show_bug.cgi?id=978356 (cherry picked from commit 306c49ffd56a1c72b1892d50f2a75531c62f4a1d)
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LibVirt : simple API for virtualization Libvirt is a C toolkit to interact with the virtualization capabilities of recent versions of Linux (and other OSes). It is free software available under the GNU Lesser General Public License. Virtualization of the Linux Operating System means the ability to run multiple instances of Operating Systems concurrently on a single hardware system where the basic resources are driven by a Linux instance. The library aim at providing long term stable C API initially for the Xen paravirtualization but should be able to integrate other virtualization mechanisms if needed. Daniel Veillard <veillard@redhat.com>
Description
Libvirt provides a portable, long term stable C API for managing the
virtualization technologies provided by many operating systems. It
includes support for QEMU, KVM, Xen, LXC, bhyve, Virtuozzo, VMware
vCenter and ESX, VMware Desktop, Hyper-V, VirtualBox and the POWER
Hypervisor.
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