Red Hat Security AdvisoryRHSA-2021:3447
kernel security and bug fix update
Released 2021-09-07 · Red Hat rating Important · View on Red Hat →
Fixed in
- Red Hat CodeReady Linux Builder (v. 8) kernel-tools-libs-devel-4.18.0-305.17.1.el8_4
- Red Hat Enterprise Linux BaseOS (v. 8) bpftool-4.18.0-305.17.1.el8_4, kernel-4.18.0-305.17.1.el8_4, kernel-abi-stablelists-4.18.0-305.17.1.el8_4 +19
Fixes 2 records
Priority LOW 39
net/sunrpc/xdr.c in the Linux kernel before 5.13.4 allows remote attackers to cause a denial of service (xdr_set_page_base slab-out-of-bounds access) by performing many NFS 4.2 READ_PLUS operations.
CVSS 3.1HIGH 7.5· Network · No auth · No interaction · EPSS 0.03365 · Published 2021-08-08 · Fixed CWE-119
Priority LOW 35
arch/powerpc/kvm/book3s_rtas.c in the Linux kernel through 5.13.5 on the powerpc platform allows KVM guest OS users to cause host OS memory corruption via rtas_args.nargs, aka CID-f62f3c20647e.
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00575 · Published 2021-07-26 · Partial fix CWE-787
