CVE-2023-31436
"Linux kernel Qfq_change_class Out-of-Bounds Write Vulnerability"
Description
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.
INFO
Published Date :
April 28, 2023, 2:15 a.m.
Last Modified :
Nov. 21, 2024, 8:01 a.m.
Remotely Exploit :
No
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | [email protected] | ||||
| CVSS 3.1 | HIGH | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
Solution
- Update the affected kernel packages.
- Update the affected packages as directed.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2023-31436.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2023-31436 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2023-31436
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2023-31436 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2023-31436 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference http://packetstormsecurity.com/files/173087/Kernel-Live-Patch-Security-Notice-LSN-0095-1.html Added Reference http://packetstormsecurity.com/files/173757/Kernel-Live-Patch-Security-Notice-LSN-0096-1.html Added Reference http://packetstormsecurity.com/files/175963/Kernel-Live-Patch-Security-Notice-LSN-0099-1.html Added Reference https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.13 Added Reference https://github.com/torvalds/linux/commit/3037933448f60f9acb705997eae62013ecb81e0d Added Reference https://lists.debian.org/debian-lts-announce/2023/06/msg00008.html Added Reference https://security.netapp.com/advisory/ntap-20230609-0001/ Added Reference https://www.debian.org/security/2023/dsa-5402 Added Reference https://www.spinics.net/lists/stable-commits/msg294885.html -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Oct. 21, 2024
Action Type Old Value New Value Added CWE CISA-ADP CWE-787 Added CVSS V3.1 CISA-ADP AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Nov. 29, 2023
Action Type Old Value New Value Added Reference MITRE http://packetstormsecurity.com/files/175963/Kernel-Live-Patch-Security-Notice-LSN-0099-1.html [No types assigned] -
Modified Analysis by [email protected]
Aug. 18, 2023
Action Type Old Value New Value Changed Reference Type http://packetstormsecurity.com/files/173087/Kernel-Live-Patch-Security-Notice-LSN-0095-1.html No Types Assigned http://packetstormsecurity.com/files/173087/Kernel-Live-Patch-Security-Notice-LSN-0095-1.html Third Party Advisory, VDB Entry Changed Reference Type http://packetstormsecurity.com/files/173757/Kernel-Live-Patch-Security-Notice-LSN-0096-1.html No Types Assigned http://packetstormsecurity.com/files/173757/Kernel-Live-Patch-Security-Notice-LSN-0096-1.html Third Party Advisory, VDB Entry Changed Reference Type https://lists.debian.org/debian-lts-announce/2023/06/msg00008.html No Types Assigned https://lists.debian.org/debian-lts-announce/2023/06/msg00008.html Mailing List, Third Party Advisory Changed Reference Type https://security.netapp.com/advisory/ntap-20230609-0001/ No Types Assigned https://security.netapp.com/advisory/ntap-20230609-0001/ Third Party Advisory Changed Reference Type https://www.debian.org/security/2023/dsa-5402 No Types Assigned https://www.debian.org/security/2023/dsa-5402 VDB Entry Changed CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (excluding) 6.2.13 OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 3.7 up to (excluding) 4.14.314 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.15 up to (excluding) 4.19.282 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.20 up to (excluding) 5.4.242 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.5.0 up to (excluding) 5.10.179 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.11 up to (excluding) 5.15.109 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.16 up to (excluding) 6.1.26 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 6.2 up to (excluding) 6.2.13 -
CVE Modified by [email protected]
Jul. 26, 2023
Action Type Old Value New Value Added Reference http://packetstormsecurity.com/files/173757/Kernel-Live-Patch-Security-Notice-LSN-0096-1.html [No Types Assigned] -
CVE Modified by [email protected]
Jun. 22, 2023
Action Type Old Value New Value Added Reference http://packetstormsecurity.com/files/173087/Kernel-Live-Patch-Security-Notice-LSN-0095-1.html [No Types Assigned] -
CVE Modified by [email protected]
Jun. 09, 2023
Action Type Old Value New Value Added Reference https://security.netapp.com/advisory/ntap-20230609-0001/ [No Types Assigned] -
CVE Modified by [email protected]
Jun. 05, 2023
Action Type Old Value New Value Added Reference https://lists.debian.org/debian-lts-announce/2023/06/msg00008.html [No Types Assigned] -
CVE Modified by [email protected]
May. 14, 2023
Action Type Old Value New Value Added Reference https://www.debian.org/security/2023/dsa-5402 [No Types Assigned] -
Initial Analysis by [email protected]
May. 05, 2023
Action Type Old Value New Value Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Changed Reference Type https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.13 No Types Assigned https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.13 Mailing List, Patch Changed Reference Type https://github.com/torvalds/linux/commit/3037933448f60f9acb705997eae62013ecb81e0d No Types Assigned https://github.com/torvalds/linux/commit/3037933448f60f9acb705997eae62013ecb81e0d Patch Changed Reference Type https://www.spinics.net/lists/stable-commits/msg294885.html No Types Assigned https://www.spinics.net/lists/stable-commits/msg294885.html Mailing List, Patch Added CWE NIST CWE-787 Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (excluding) 6.2.13
Vulnerability Scoring Details
Base CVSS Score: 7.8
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.04 }} -0.00%
score
0.09911
percentile