Linux · Amazon Linux · Security advisory · July 17, 2023

ALAS2023-2023-251: Security update for 19 packages

ALAS2023-2023-251, released July 17, 2023, fixes 10 CVEs across 19 products. None of them is reported as exploited. Patch Radar priority: High.

High
CVEs closed
10
None rated Critical
Exploited
0
None reported
Highest CVSS
7.8
Base score, 0 to 10
Highest EPSS
0.0189
79th percentile

Priority of the 10 CVEs

Patch now 0 Urgent 0 High 10 Routine 0

Fixed package versions

ProductReleaseFixed in
bpftoolamzn 20236.1.38-59.109.amzn2023
bpftool-debuginfoamzn 20236.1.38-59.109.amzn2023
kernelamzn 20236.1.38-59.109.amzn2023
kernel-debuginfoamzn 20236.1.38-59.109.amzn2023
kernel-debuginfo-common-aarch64amzn 20236.1.38-59.109.amzn2023
kernel-debuginfo-common-x86_64amzn 20236.1.38-59.109.amzn2023
kernel-develamzn 20236.1.38-59.109.amzn2023
kernel-headersamzn 20236.1.38-59.109.amzn2023
kernel-libbpfamzn 20236.1.38-59.109.amzn2023
kernel-libbpf-develamzn 20236.1.38-59.109.amzn2023
kernel-libbpf-staticamzn 20236.1.38-59.109.amzn2023
kernel-livepatch-6.1.38-59.109amzn 20231.0-0.amzn2023
kernel-toolsamzn 20236.1.38-59.109.amzn2023
kernel-tools-debuginfoamzn 20236.1.38-59.109.amzn2023
kernel-tools-develamzn 20236.1.38-59.109.amzn2023
perfamzn 20236.1.38-59.109.amzn2023
perf-debuginfoamzn 20236.1.38-59.109.amzn2023
python3-perfamzn 20236.1.38-59.109.amzn2023
python3-perf-debuginfoamzn 20236.1.38-59.109.amzn2023

CVEs this fix closes

PriorityCVETitleCVSSEPSSExploitation
High CVE-2023-31248 linux: Linux Kernel nftables Use-After-Free Local Privilege Escalation Vulnerability; `nft_chain_lookup_byid()` failed to ch...7.8 0.0189 None reported
High CVE-2023-35001 bpftool: netfilter: nf_tables: prevent OOB access in nft_byteorder_eval7.8 0.0154 None reported
High CVE-2023-3390 linux: A use-after-free vulnerability was found in the Linux kernel's netfilter subsystem in net/netfilter/nf_tables_api.c7.8 0.0091 None reported
High CVE-2023-3609 linux: A use-after-free vulnerability in the Linux kernel's net/sched: cls_u32 component can be exploited to achieve local p...7.8 0.0049 None reported
High CVE-2023-3610 bpftool: ELSA-2023-12836: kernel security update (IMPORTANT)7.8 0.0025 None reported
High CVE-2023-53217 kernel-64kb: Security update for the Linux Kernel7.8 0.0017 None reported
High CVE-2023-53492 dtb-aarch64: Security update for the Linux Kernel7.8 0.0017 None reported
High CVE-2023-54135 kernel-default: Security update for the Linux Kernel7.8 0.0017 None reported
High CVE-2023-53759 kernel-default: Security update for the Linux Kernel7.8 0.0015 None reported
High CVE-2023-3117 bpftool: A use-after-free flaw was found in the Netfilter subsystem of the Linux kernel when processing named and anonymous se...n/a n/a None reported
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