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Test your applicationsThere is no fixed version for RHEL:7
kernel-rt-trace-devel
.
Note: Versions mentioned in the description apply only to the upstream kernel-rt-trace-devel
package and not the kernel-rt-trace-devel
package as distributed by RHEL
.
See How to fix?
for RHEL:7
relevant fixed versions and status.
In the Linux kernel, the following vulnerability has been resolved:
KVM: x86: smm: number of GPRs in the SMRAM image depends on the image format
On 64 bit host, if the guest doesn't have X86_FEATURE_LM, KVM will access 16 gprs to 32-bit smram image, causing out-ouf-bound ram access.
On 32 bit host, the rsm_load_state_64/enter_smm_save_state_64 is compiled out, thus access overflow can't happen.