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Test your applicationsThere is no fixed version for Centos:8
kernel-tools-libs-devel
.
Note: Versions mentioned in the description apply only to the upstream kernel-tools-libs-devel
package and not the kernel-tools-libs-devel
package as distributed by Centos
.
See How to fix?
for Centos:8
relevant fixed versions and status.
In the Linux kernel, the following vulnerability has been resolved:
netfilter: ctnetlink: remove refcounting in expectation dumpers
Same pattern as previous patch: do not keep the expectation object alive via refcount, only store a cookie value and then use that as the skip hint for dump resumption.
AFAICS this has the same issue as the one resolved in the conntrack dumper, when we do if (!refcount_inc_not_zero(&exp->use))
to increment the refcount, there is a chance that exp == last, which causes a double-increment of the refcount and subsequent memory leak.