CVE-2023-4128

CVSS V2 None CVSS V3 None
Description
A use-after-free flaw was found in net/sched/cls_fw.c in classifiers (cls_fw, cls_u32, and cls_route) in the Linux Kernel. This flaw allows a local attacker to perform a local privilege escalation due to incorrect handling of the existing filter, leading to a kernel information leak issue.
Overview
  • CVE ID
  • CVE-2023-4128
  • Assigner
  • secalert@redhat.com
  • Vulnerability Status
  • Modified
  • Published Version
  • 2023-08-10T17:15:12
  • Last Modified Date
  • 2023-08-19T18:17:09
Weakness Enumerations
CWE URL
CWE-416 http://cwe.mitre.org/data/definitions/416.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 1 OR 6.5
cpe:2.3:o:linux:linux_kernel:6.5:-:*:*:*:*:*:* 1 OR
cpe:2.3:o:linux:linux_kernel:6.5:rc1:*:*:*:*:*:* 1 OR
cpe:2.3:o:linux:linux_kernel:6.5:rc2:*:*:*:*:*:* 1 OR
cpe:2.3:o:linux:linux_kernel:6.5:rc3:*:*:*:*:*:* 1 OR
cpe:2.3:o:linux:linux_kernel:6.5:rc4:*:*:*:*:*:* 1 OR
cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:* 1 OR
References
Reference URL Reference Tags
https://access.redhat.com/security/cve/CVE-2023-4128 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2225511 Issue Tracking Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/344H6HO6SSC4KT7PDFXSDIXKMKHISSGF/ Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3TYLSJ2SAI7RF56ZLQ5CQWCJLVJSD73Q/ Mailing List Third Party Advisory
https://lore.kernel.org/netdev/193d6cdf-d6c9-f9be-c36a-b2a7551d5fb6@mojatatu.com/ Exploit Vendor Advisory
https://www.debian.org/security/2023/dsa-5480
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2023-4128
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-4128
History
Created Old Value New Value Data Type Notes
2023-09-06 03:30:32 Added to TrackCVE
2023-09-06 03:30:34 Weakness Enumeration new