CVE-2023-31436
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
8 High
AI Score
Confidence
High
0.0004 Low
EPSS
Percentile
15.9%
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 configurations
References
packetstormsecurity.com/files/173087/Kernel-Live-Patch-Security-Notice-LSN-0095-1.html
packetstormsecurity.com/files/173757/Kernel-Live-Patch-Security-Notice-LSN-0096-1.html
packetstormsecurity.com/files/175963/Kernel-Live-Patch-Security-Notice-LSN-0099-1.html
cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.13
github.com/torvalds/linux/commit/3037933448f60f9acb705997eae62013ecb81e0d
lists.debian.org/debian-lts-announce/2023/06/msg00008.html
security.netapp.com/advisory/ntap-20230609-0001/
www.debian.org/security/2023/dsa-5402
www.spinics.net/lists/stable-commits/msg294885.html
Related
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
8 High
AI Score
Confidence
High
0.0004 Low
EPSS
Percentile
15.9%