CVE-2025-39677

Public on 2025-09-05
Modified on 2025-09-09
Description
In the Linux kernel, the following vulnerability has been resolved:

net/sched: Fix backlog accounting in qdisc_dequeue_internal
Severity
Important severity
Important
See what this means
CVSS v3 Base Score
7.0
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 1 kernel No Fix Planned
Amazon Linux 2 - Core kernel Pending Fix
Amazon Linux 2 - Kernel-5.10 Extra kernel 2025-09-29 ALAS2KERNEL-5.10-2025-105 Fixed
Amazon Linux 2 - Kernel-5.15 Extra kernel 2025-09-29 ALAS2KERNEL-5.15-2025-091 Fixed
Amazon Linux 2 - Kernel-5.4 Extra kernel 2025-09-29 ALAS2KERNEL-5.4-2025-110 Fixed
Amazon Linux 2023 kernel 2025-09-29 ALAS2023-2025-1210 Fixed
Amazon Linux 2 - Livepatch Extra kernel-livepatch-5.10.238-231.953 2025-09-23 ALAS2LIVEPATCH-2025-268 Fixed
Amazon Linux 2 - Livepatch Extra kernel-livepatch-5.10.238-234.956 2025-09-23 ALAS2LIVEPATCH-2025-270 Fixed
Amazon Linux 2 - Livepatch Extra kernel-livepatch-5.10.239-236.958 2025-09-23 ALAS2LIVEPATCH-2025-269 Fixed
Amazon Linux 2 - Livepatch Extra kernel-livepatch-5.10.240-238.955 2025-09-23 ALAS2LIVEPATCH-2025-266 Fixed
Amazon Linux 2 - Livepatch Extra kernel-livepatch-5.10.240-238.959 2025-09-23 ALAS2LIVEPATCH-2025-267 Fixed
Amazon Linux 2 - Livepatch Extra kernel-livepatch-5.10.240-238.966 2025-09-23 ALAS2LIVEPATCH-2025-265 Fixed
Amazon Linux 2 - Livepatch Extra kernel-livepatch-5.10.242-239.961 2025-09-23 ALAS2LIVEPATCH-2025-264 Fixed
Amazon Linux 2023 kernel-livepatch-6.1.141-165.249 2025-09-23 ALAS2023LIVEPATCH-2025-089 Fixed
Amazon Linux 2023 kernel-livepatch-6.1.141-167.250 2025-09-23 ALAS2023LIVEPATCH-2025-090 Fixed
Amazon Linux 2023 kernel-livepatch-6.1.144-170.251 2025-09-23 ALAS2023LIVEPATCH-2025-086 Fixed
Amazon Linux 2023 kernel-livepatch-6.1.147-172.259 2025-09-23 ALAS2023LIVEPATCH-2025-085 Fixed
Amazon Linux 2023 kernel-livepatch-6.1.147-172.266 2025-09-23 ALAS2023LIVEPATCH-2025-088 Fixed
Amazon Linux 2023 kernel-livepatch-6.1.148-173.267 2025-09-23 ALAS2023LIVEPATCH-2025-087 Fixed
Amazon Linux 2023 kernel-livepatch-6.1.150-174.273 2025-09-23 ALAS2023LIVEPATCH-2025-084 Fixed
Amazon Linux 2023 kernel-livepatch-6.12.31-35.92 2025-09-23 ALAS2023LIVEPATCH-2025-082 Fixed
Amazon Linux 2023 kernel-livepatch-6.12.35-55.103 2025-09-23 ALAS2023LIVEPATCH-2025-083 Fixed
Amazon Linux 2023 kernel-livepatch-6.12.37-61.105 2025-09-23 ALAS2023LIVEPATCH-2025-081 Fixed
Amazon Linux 2023 kernel-livepatch-6.12.40-63.107 2025-09-23 ALAS2023LIVEPATCH-2025-078 Fixed
Amazon Linux 2023 kernel-livepatch-6.12.40-63.114 2025-09-23 ALAS2023LIVEPATCH-2025-080 Fixed
Amazon Linux 2023 kernel-livepatch-6.12.40-64.114 2025-09-23 ALAS2023LIVEPATCH-2025-079 Fixed
Amazon Linux 2023 kernel6.12 2025-09-29 ALAS2023-2025-1208 Fixed
Amazon Linux 2023 kernel6.12 2025-10-27 ALAS2023-2025-1227 Fixed

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