Linux · 
Amazon Linux · Security advisory · May 11, 2026
Amazon Linux · Security advisory · May 11, 2026ALAS2023-2026-1681: Security update for 22 packages
ALAS2023-2026-1681, released May 11, 2026, fixes 174 CVEs across 22 products. None of them is reported as exploited. Patch Radar priority: Urgent.
Urgent
CVEs closed
174
2 rated Critical
Exploited
0
None reported
Highest CVSS
9.8
Base score, 0 to 10
Highest EPSS
0.0159
75th percentile
Priority of the 174 CVEs
Patch now 0
Urgent 2
High 98
Routine 74
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| bpftool | amzn 2023 | 1:6.1.168-202.320.amzn2023 |
| bpftool-debuginfo | amzn 2023 | 1:6.1.168-202.320.amzn2023 |
| kernel | amzn 2023 | 1:6.1.168-202.320.amzn2023 |
| kernel-debuginfo | amzn 2023 | 1:6.1.168-202.320.amzn2023 |
| kernel-debuginfo-common-aarch64 | amzn 2023 | 1:6.1.168-202.320.amzn2023 |
| kernel-debuginfo-common-x86_64 | amzn 2023 | 1:6.1.168-202.320.amzn2023 |
| kernel-devel | amzn 2023 | 1:6.1.168-202.320.amzn2023 |
| kernel-headers | amzn 2023 | 1:6.1.168-202.320.amzn2023 |
| kernel-libbpf | amzn 2023 | 1:6.1.168-202.320.amzn2023 |
| kernel-libbpf-debuginfo | amzn 2023 | 1:6.1.168-202.320.amzn2023 |
| kernel-libbpf-devel | amzn 2023 | 1:6.1.168-202.320.amzn2023 |
| kernel-libbpf-static | amzn 2023 | 1:6.1.168-202.320.amzn2023 |
| kernel-livepatch-6.1.168-202.320 | amzn 2023 | 1:1.0-0.amzn2023 |
| kernel-modules-extra | amzn 2023 | 1:6.1.168-202.320.amzn2023 |
| kernel-modules-extra-common | amzn 2023 | 1:6.1.168-202.320.amzn2023 |
| kernel-tools | amzn 2023 | 1:6.1.168-202.320.amzn2023 |
| kernel-tools-debuginfo | amzn 2023 | 1:6.1.168-202.320.amzn2023 |
| kernel-tools-devel | amzn 2023 | 1:6.1.168-202.320.amzn2023 |
| perf | amzn 2023 | 1:6.1.168-202.320.amzn2023 |
| perf-debuginfo | amzn 2023 | 1:6.1.168-202.320.amzn2023 |
| python3-perf | amzn 2023 | 1:6.1.168-202.320.amzn2023 |
| python3-perf-debuginfo | amzn 2023 | 1:6.1.168-202.320.amzn2023 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| Urgent | CVE-2025-68206 | netfilter: nft_ct: add seqadj extension for natted connections | 9.1 | 0.0071 | None reported |
| Urgent | CVE-2026-45899 | ext4: drop extent cache when splitting extent fails | 9.8 | 0.0016 | None reported |
| High | CVE-2026-23455 | kernel: In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_conntrack_h323: check for zero leng... | 9.1 | 0.0159 | None reported |
| High | CVE-2026-31402 | kernel-64kb: nfsd: fix heap overflow in NFSv4.0 LOCK replay cache (bsc#1261638). | 9.8 | 0.0122 | None reported |
| High | CVE-2025-40135 | ipv6: use RCU in ip6_xmit() | 8.4 | 0.0071 | None reported |
| High | CVE-2026-43037 | ip6_tunnel: clear skb2->cb[] in ip4ip6_err() | 9.8 | 0.0069 | None reported |
| High | CVE-2026-43407 | kernel-64kb: libceph: Fix potential out-of-bounds access in ceph_handle_auth_reply() (bsc#1265020). | 9.1 | 0.0066 | None reported |
| High | CVE-2026-31682 | bridge: br_nd_send: linearize skb before parsing ND options | 9.1 | 0.0064 | None reported |
| High | CVE-2026-43406 | kernel-64kb: libceph: prevent potential out-of-bounds reads in process_message_header() (bsc#1265073). | 9.1 | 0.0061 | None reported |
| High | CVE-2026-43405 | kernel-64kb: libceph: Use u32 for non-negative values in ceph_monmap_decode() (bsc#1264741). | 7.5 | 0.0060 | None reported |
| High | CVE-2026-43441 | kernel-64kb: net: bonding: Fix nd_tbl NULL dereference when IPv6 is disabled (bsc#1264674). | 7.5 | 0.0059 | None reported |
| High | CVE-2026-31414 | netfilter: nf_conntrack_expect: use expect->helper | 9.8 | 0.0058 | None reported |
| High | CVE-2026-23456 | kernel-64kb: netfilter: nf_conntrack_h323: fix OOB read in decode_int() CONS case (bsc#1261703). | 8.2 | 0.0054 | None reported |
| High | CVE-2026-43383 | kernel-64kb: net/tcp-md5: Fix MAC comparison to be constant-time (bsc#1264744). | 9.4 | 0.0054 | None reported |
| High | CVE-2026-43452 | kernel-64kb: netfilter: x_tables: guard option walkers against 1-byte tail reads (bsc#1265142). | 8.2 | 0.0054 | None reported |
| High | CVE-2026-43341 | kernel-64kb: net/ipv6: ioam6: prevent schema length wraparound in trace fill (bsc#1265044). | 9.8 | 0.0051 | None reported |
| High | CVE-2026-43365 | kernel-64kb: xfs: fix undersized l_iclog_roundoff values (bsc#1265119). | 8.2 | 0.0051 | None reported |
| High | CVE-2026-31448 | ext4: avoid infinite loops caused by residual data | 9.4 | 0.0050 | None reported |
| High | CVE-2026-23457 | kernel-64kb: netfilter: nf_conntrack_sip: fix Content-Length u32 truncation in sip_help_tcp() (bsc#1261686). | 8.6 | 0.0045 | None reported |
| High | CVE-2026-43057 | kernel-64kb: net: mpls: error out if inner headers are not set (bsc#1264056). | 7.5 | 0.0044 | None reported |
| High | CVE-2026-31450 | ext4: publish jinode after initialization | 8.8 | 0.0041 | None reported |
| High | CVE-2026-43466 | kernel-64kb: net/mlx5e: Fix DMA FIFO desync on error CQE SQ recovery (bsc#1264790). | 8.2 | 0.0041 | None reported |
| High | CVE-2026-31467 | erofs: add GFP_NOIO in the bio completion if needed | 8.8 | 0.0038 | None reported |
| High | CVE-2026-31570 | can: gw: fix OOB heap access in cgw_csum_crc8_rel() | 8.8 | 0.0026 | None reported |
| High | CVE-2026-43038 | kpatch-patch-4_18_0-553_125_1: kernel: ipv6: icmp: clear skb2->cb[] in ip6_err_gen_icmpv6_unreach() | 9.8 | 0.0026 | None reported |
Showing 1 to 25 of 174
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