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CVE-2023-28466

Public on 2023-03-16
Modified on 2024-01-12
Description

do_tls_getsockopt in net/tls/tls_main.c in the Linux kernel through 6.2.6 lacks a lock_sock call, leading to a race condition (with a resultant use-after-free or NULL pointer dereference).

Severity
Important
See what this means
CVSS v3 Base Score
7.0
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 1 kernel 2023-06-21 19:11 ALAS-2023-1773
Amazon Linux 2 - Core kernel 2023-06-21 19:11 ALAS2-2023-2100
Amazon Linux 2 - Kernel-5.10 Extra kernel 2023-04-13 19:51 ALAS2KERNEL-5.10-2023-029
Amazon Linux 2 - Kernel-5.15 Extra kernel 2023-04-13 19:51 ALAS2KERNEL-5.15-2023-016
Amazon Linux 2 - Kernel-5.4 Extra kernel 2023-04-27 17:42 ALAS2KERNEL-5.4-2023-044
Amazon Linux 2023 kernel 2023-03-30 21:11 ALAS2023-2023-148
Amazon Linux 2 - Livepatch Extra kernel-livepatch-4.14.309-231.529 2023-06-21 19:12 ALAS2LIVEPATCH-2023-133
Amazon Linux 2 - Livepatch Extra kernel-livepatch-4.14.311-233.529 2023-06-21 19:12 ALAS2LIVEPATCH-2023-132
Amazon Linux 2 - Livepatch Extra kernel-livepatch-4.14.313-235.533 2023-06-21 19:11 ALAS2LIVEPATCH-2023-130
Amazon Linux 2 - Livepatch Extra kernel-livepatch-4.14.314-237.533 2023-06-21 19:11 ALAS2LIVEPATCH-2023-129
Amazon Linux 2 - Livepatch Extra kernel-livepatch-4.14.314-238.539 2023-06-21 19:11 ALAS2LIVEPATCH-2023-128
Amazon Linux 2 - Livepatch Extra kernel-livepatch-5.10.162-141.675 2023-04-13 19:50 ALAS2LIVEPATCH-2023-121
Amazon Linux 2 - Livepatch Extra kernel-livepatch-5.10.165-143.735 2023-04-13 19:50 ALAS2LIVEPATCH-2023-120
Amazon Linux 2 - Livepatch Extra kernel-livepatch-5.10.167-147.601 2023-04-13 19:50 ALAS2LIVEPATCH-2023-119
Amazon Linux 2 - Livepatch Extra kernel-livepatch-5.10.173-154.642 2023-04-13 19:50 ALAS2LIVEPATCH-2023-118
Amazon Linux 2 - Livepatch Extra kernel-livepatch-5.10.176-157.645 2023-06-21 19:12 ALAS2LIVEPATCH-2023-131
Amazon Linux 2023 kernel-livepatch-6.1.15-28.43 2023-04-13 17:56 ALAS2023LIVEPATCH-2023-003
Amazon Linux 2023 kernel-livepatch-6.1.19-30.43 2023-04-13 17:56 ALAS2023LIVEPATCH-2023-002

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD CVSSv3 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H