HIGH 7.8 Microsoft
CVE-2023-31436
qfq_change_class in net/sched/sch_qfq.c in the Linux kernel before 6.2.13 allows an out-of-bounds write because lmax can exceed QFQ_MIN_LMAX.
Microsoft Security Update 2023-Apr: qfq_change_class in net/sched/sch_qfq.c in the Linux kernel before 6.2.13 allows an out-of-bounds write because lmax can exceed QFQ_MIN_LMAX.
Affected Products
- cm1 hyperv-daemons 5.10.179.1-1 on CBL Mariner 1.0
- cm1 kernel 5.10.181.1-1 on CBL Mariner 1.0
- cbl2 hyperv-daemons 5.15.111.1-1 on CBL Mariner 2.0
- cbl2 kernel 5.15.111.1-1 on CBL Mariner 2.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-31436
- https://nvd.nist.gov/vuln/detail/CVE-2023-31436
This high severity vulnerability with a CVSS score of 7.8 was published on 2023-04-11 via Microsoft. Affected: cm1 hyperv-daemons 5.10.179.1-1 on CBL Mariner 1.0, cm1 kernel 5.10.181.1-1 on CBL Mariner 1.0, cbl2 hyperv-daemons 5.15.111.1-1 on CBL Mariner 2.0 and 1 more.
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