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Test your applicationsThere is no fixed version for Centos:9
kernel-zfcpdump-modules-extra
.
Note: Versions mentioned in the description apply only to the upstream kernel-zfcpdump-modules-extra
package and not the kernel-zfcpdump-modules-extra
package as distributed by Centos
.
See How to fix?
for Centos:9
relevant fixed versions and status.
In the Linux kernel, the following vulnerability has been resolved:
netlink: prevent potential spectre v1 gadgets
Most netlink attributes are parsed and validated from __nla_validate_parse() or validate_nla()
u16 type = nla_type(nla);
if (type == 0 || type > maxtype) { /* error or continue */ }
@type is then used as an array index and can be used as a Spectre v1 gadget.
array_index_nospec() can be used to prevent leaking content of kernel memory to malicious users.
This should take care of vast majority of netlink uses, but an audit is needed to take care of others where validation is not yet centralized in core netlink functions.