Linux · Amazon Linux · Security advisory · November 7, 2026

ALAS2023-2026-3187: Security update for 19 packages

ALAS2023-2026-3187, released November 7, 2026, fixes 250 CVEs across 19 products. None of them is reported as exploited. Patch Radar priority: Urgent.

Urgent
CVEs closed
250
40 rated Critical
Exploited
0
None reported
Highest CVSS
9.9
Base score, 0 to 10
Highest EPSS
0.0084
58th percentile

Priority of the 250 CVEs

Patch now 0 Urgent 40 High 163 Routine 47

Fixed package versions

ProductReleaseFixed in
bpftool6.18amzn 20231:6.18.51-120.162.amzn2023
bpftool6.18-debuginfoamzn 20231:6.18.51-120.162.amzn2023
kernel-livepatch-6.18.51-120.162amzn 20231:1.0-0.amzn2023
kernel6.18amzn 20231:6.18.51-120.162.amzn2023
kernel6.18-debuginfoamzn 20231:6.18.51-120.162.amzn2023
kernel6.18-debuginfo-common-aarch64amzn 20231:6.18.51-120.162.amzn2023
kernel6.18-debuginfo-common-x86_64amzn 20231:6.18.51-120.162.amzn2023
kernel6.18-develamzn 20231:6.18.51-120.162.amzn2023
kernel6.18-headersamzn 20231:6.18.51-120.162.amzn2023
kernel6.18-modules-extraamzn 20231:6.18.51-120.162.amzn2023
kernel6.18-modules-extra-commonamzn 20231:6.18.51-120.162.amzn2023
kernel6.18-toolsamzn 20231:6.18.51-120.162.amzn2023
kernel6.18-tools-debuginfoamzn 20231:6.18.51-120.162.amzn2023
kernel6.18-tools-develamzn 20231:6.18.51-120.162.amzn2023
microvm-kernel6.18amzn 20231:6.18.51-120.162.amzn2023
perf6.18amzn 20231:6.18.51-120.162.amzn2023
perf6.18-debuginfoamzn 20231:6.18.51-120.162.amzn2023
python3-perf6.18amzn 20231:6.18.51-120.162.amzn2023
python3-perf6.18-debuginfoamzn 20231:6.18.51-120.162.amzn2023

CVEs this fix closes

PriorityCVETitleCVSSEPSSExploitation
Urgent CVE-2026-89688 linux: In the Linux kernel, the following vulnerability has been resolved: nfsd: drop the stateid, not the stateowner, on s...9.8 0.0074 None reported
Urgent CVE-2026-90048 fs/ntfs3: fix slab-out-of-bounds write in ni_create_attr_list()9.8 0.0072 None reported
Urgent CVE-2026-80976 linux: In the Linux kernel, the following vulnerability has been resolved: seg6: reset IP6CB after IPv6 decapsulation deca...9.8 0.0071 None reported
Urgent CVE-2026-89485 linux: In the Linux kernel, the following vulnerability has been resolved: lockd: pin next file across nlm_inspect_file loc...9.8 0.0071 None reported
Urgent CVE-2026-89655 linux: In the Linux kernel, the following vulnerability has been resolved: ceph: fix UAF in __kick_flushing_caps() on cf en...9.8 0.0071 None reported
Urgent CVE-2026-89712 linux: In the Linux kernel, the following vulnerability has been resolved: NFSD: restart ssc_expire_umount walk after dropp...9.8 0.0071 None reported
Urgent CVE-2026-89555 linux: In the Linux kernel, the following vulnerability has been resolved: mpls: reload header after pskb_may_pull() mpls_...9.8 0.0069 None reported
Urgent CVE-2026-89634 linux: In the Linux kernel, the following vulnerability has been resolved: smb: client: fix ALIGN() overflow in symlink_dat...9.8 0.0069 None reported
Urgent CVE-2026-89713 linux: In the Linux kernel, the following vulnerability has been resolved: NFSD: check truncate permission under inode lock...9.1 0.0067 None reported
Urgent CVE-2026-89636 linux: In the Linux kernel, the following vulnerability has been resolved: smb: client: clear ce->tgthint in free_tgts() W...9.8 0.0066 None reported
Urgent CVE-2026-89536 linux: In the Linux kernel, the following vulnerability has been resolved: SUNRPC: wait for in-flight client TLS handshake...9.8 0.0064 None reported
Urgent CVE-2026-89558 linux: In the Linux kernel, the following vulnerability has been resolved: md/raid10: fix still_degraded being inverted in...9.8 0.0064 None reported
Urgent CVE-2026-89651 linux: In the Linux kernel, the following vulnerability has been resolved: ceph: bound MDSCapAuth path and fs_name decode i...9.8 0.0064 None reported
Urgent CVE-2026-90012 spi: Fix DMA mapping ownership on partial map failure9.8 0.0063 None reported
Urgent CVE-2026-89658 linux: In the Linux kernel, the following vulnerability has been resolved: NFSD: Prevent client use-after-free during NFSv4...9.8 0.0062 None reported
Urgent CVE-2026-89660 linux: In the Linux kernel, the following vulnerability has been resolved: NFSD: Prevent client use-after-free during admin...9.8 0.0062 None reported
Urgent CVE-2026-89703 linux: In the Linux kernel, the following vulnerability has been resolved: nfsd: set SC_STATUS_FREED in nfsd4_drop_revoked_...9.8 0.0062 None reported
Urgent CVE-2026-89689 linux: In the Linux kernel, the following vulnerability has been resolved: nfsd: don't free session slots that are still in...9.8 0.0061 None reported
Urgent CVE-2026-89990 ceph: lock mutex in ceph_mds_check_access()9.8 0.0061 None reported
Urgent CVE-2026-89637 linux: In the Linux kernel, the following vulnerability has been resolved: smb: client: fix UAF and buffer leak in cifs_che...9.8 0.0060 None reported
Urgent CVE-2026-89633 linux: In the Linux kernel, the following vulnerability has been resolved: smb: client: fix OOB read/write from unvalidated...9.8 0.0055 None reported
Urgent CVE-2026-89478 linux: In the Linux kernel, the following vulnerability has been resolved: sctp: drop a chunk if its transport was removed...9.8 0.0051 None reported
Urgent CVE-2026-89541 linux: In the Linux kernel, the following vulnerability has been resolved: SUNRPC: harden gss_unwrap_resp_priv length check...9.8 0.0051 None reported
Urgent CVE-2026-89542 SUNRPC: harden gss_krb5_unwrap_v2 against short tokens9.8 0.0051 None reported
Urgent CVE-2026-89551 SUNRPC: xdr_buf_trim: clamp buf->len to avoid underflow9.8 0.0051 None reported
Showing 1 to 25 of 250 1Next

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