Linux · Amazon Linux · Security advisory · May 25, 2026

ALAS2023-2026-1753: Security update for 18 packages

ALAS2023-2026-1753, released May 25, 2026, fixes 95 CVEs across 18 products. None of them is reported as exploited. Patch Radar priority: Urgent.

Urgent
CVEs closed
95
2 rated Critical
Exploited
0
None reported
Highest CVSS
9.8
Base score, 0 to 10
Highest EPSS
0.0537
92nd percentile

Priority of the 95 CVEs

Patch now 0 Urgent 2 High 63 Routine 30

Fixed package versions

ProductReleaseFixed in
bpftool6.12amzn 20231:6.12.88-119.157.amzn2023
bpftool6.12-debuginfoamzn 20231:6.12.88-119.157.amzn2023
kernel-livepatch-6.12.88-119.157amzn 20231:1.0-0.amzn2023
kernel6.12amzn 20231:6.12.88-119.157.amzn2023
kernel6.12-debuginfoamzn 20231:6.12.88-119.157.amzn2023
kernel6.12-debuginfo-common-aarch64amzn 20231:6.12.88-119.157.amzn2023
kernel6.12-debuginfo-common-x86_64amzn 20231:6.12.88-119.157.amzn2023
kernel6.12-develamzn 20231:6.12.88-119.157.amzn2023
kernel6.12-headersamzn 20231:6.12.88-119.157.amzn2023
kernel6.12-modules-extraamzn 20231:6.12.88-119.157.amzn2023
kernel6.12-modules-extra-commonamzn 20231:6.12.88-119.157.amzn2023
kernel6.12-toolsamzn 20231:6.12.88-119.157.amzn2023
kernel6.12-tools-debuginfoamzn 20231:6.12.88-119.157.amzn2023
kernel6.12-tools-develamzn 20231:6.12.88-119.157.amzn2023
perf6.12amzn 20231:6.12.88-119.157.amzn2023
perf6.12-debuginfoamzn 20231:6.12.88-119.157.amzn2023
python3-perf6.12amzn 20231:6.12.88-119.157.amzn2023
python3-perf6.12-debuginfoamzn 20231:6.12.88-119.157.amzn2023

CVEs this fix closes

PriorityCVETitleCVSSEPSSExploitation
Urgent CVE-2026-46155 linux: In the Linux kernel, the following vulnerability has been resolved: smb/client: fix out-of-bounds read in smb2_compo...9.1 0.0048 None reported
Urgent CVE-2026-45988 linux: In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix re-decryption of RESPONSE packets If...9.8 0.0046 None reported
High CVE-2026-43499 rtmutex: Use waiter::task instead of current in remove_waiter()7.8 0.0537 None reported
High CVE-2026-46333 ptrace: slightly saner 'get_dumpable()' logic8.1 0.0430 None reported
High CVE-2026-43501 ipv6: rpl: reserve mac_len headroom when recompressed SRH grows9.8 0.0073 None reported
High CVE-2026-43493 crypto: pcrypt - Fix handling of MAY_BACKLOG requests9.8 0.0068 None reported
High CVE-2026-46195 smb: client: validate dacloffset before building DACL pointers9.8 0.0068 None reported
High CVE-2026-46102 net: strparser: fix skb_head leak in strp_abort_strp()7.5 0.0056 None reported
High CVE-2026-46177 bpftool: [5.15.0-323.211.3.3] - Revert 'x86/alternatives: Add alt_instr.flags' (Harshit Mogalapalli) [Orabug: 39853924] [5.1...7.5 0.0056 None reported
High CVE-2026-46119 libceph: Fix slab-out-of-bounds access in auth message processing9.1 0.0053 None reported
High CVE-2026-46185 smb/client: fix out-of-bounds read in symlink_data()9.1 0.0053 None reported
High CVE-2026-46037 ipv4: icmp: validate reply type before using icmp_pointers8.2 0.0051 None reported
High CVE-2026-46052 ceph: only d_add() negative dentries when they are unhashed7.5 0.0050 None reported
High CVE-2026-46115 block: add pgmap check to biovec_phys_mergeable9.8 0.0049 None reported
High CVE-2026-46024 libceph: Prevent potential null-ptr-deref in ceph_handle_auth_reply()7.5 0.0049 None reported
High CVE-2026-46124 linux: In the Linux kernel, the following vulnerability has been resolved: isofs: validate block number from NFS file handl...7.5 0.0048 None reported
High CVE-2026-46289 lib/scatterlist: fix length calculations in extract_kvec_to_sg9.8 0.0046 None reported
High CVE-2026-46306 flow_dissector: do not dissect PPPoE PFC frames8.1 0.0045 None reported
High CVE-2026-43494 net/rds: reset op_nents when zerocopy page pin fails7.8 0.0041 None reported
High CVE-2026-31709 smb: client: validate the whole DACL before rewriting it in cifsacl8.8 0.0035 None reported
High CVE-2026-43502 net/rds: handle zerocopy send cleanup before the message is queued7.8 0.0032 None reported
High CVE-2026-46303 isofs: validate Rock Ridge CE continuation extent against volume size8.2 0.0032 None reported
High CVE-2026-46099 net: ipv6: fix NOREF dst use in seg6 and rpl lwtunnels8.1 0.0029 None reported
High CVE-2026-31694 fuse: reject oversized dirents in page cache7.8 0.0028 None reported
High CVE-2026-46113 bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: n...8.8 0.0020 None reported
Showing 1 to 25 of 95 1Next

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