UBUNTU-CVE-2023-51781

Advisory lineage Upstream: 1 Downstream: 19
Upstream
CVE-2023-51781
Published: 11 Jan 2024, 19:15
Last modified:03 Jun 2026, 13:36

Vulnerability Summary

Overall Risk (default)
medium
28/100
CVSS Score
7 HIGH
3.1 (osv_ubuntu)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

11 Jan 2024, 19:15
Published
Vulnerability first disclosed
03 Jun 2026, 13:36
Last Modified
Vulnerability information updated

Description

An issue was discovered in the Linux kernel before 6.6.8. atalk_ioctl in net/appletalk/ddp.c has a use-after-free because of an atalk_recvmsg race condition.

CVSS Metrics

  • v3.1•HIGH•Score: 7CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Systems

  • ubuntu•linux

    all | < 4.4.0-252.286 | < 4.15.0-223.235 | < 5.4.0-172.190 | < 5.15.0-97.107

  • ubuntu•linux-allwinner-5.19

    all

  • ubuntu•linux-aws

    < 4.4.0-1129.135 | < 4.4.0-1167.182 | < 4.15.0-1166.179 | < 5.4.0-1119.129 | < 5.15.0-1055.60

  • ubuntu•linux-aws-5.0

    all

  • ubuntu•linux-aws-5.11

    all

  • ubuntu•linux-aws-5.13

    all

  • ubuntu•linux-aws-5.15

    < 5.15.0-1055.60~20.04.1

  • ubuntu•linux-aws-5.19

    all

  • ubuntu•linux-aws-5.3

    all

  • ubuntu•linux-aws-5.4

    < 5.4.0-1119.129~18.04.1

  • ubuntu•linux-aws-5.8

    all

  • ubuntu•linux-aws-6.2

    all

  • ubuntu•linux-aws-6.5

    all

  • ubuntu•linux-aws-fips

    < 4.15.0-2105.111 | all | < 5.4.0-1119.129+fips1 | < 5.15.0-1055.60+fips1

  • ubuntu•linux-aws-hwe

    < 4.15.0-1166.179~16.04.1

  • ubuntu•linux-azure

    < 4.15.0-1175.190~14.04.1 | < 4.15.0-1175.190~16.04.1 | all | < 5.4.0-1124.131 | < 5.15.0-1057.65

  • ubuntu•linux-azure-4.15

    < 4.15.0-1175.190

  • ubuntu•linux-azure-5.11

    all

  • ubuntu•linux-azure-5.13

    all

  • ubuntu•linux-azure-5.15

    < 5.15.0-1057.65~20.04.1

  • ubuntu•linux-azure-5.19

    all

  • ubuntu•linux-azure-5.3

    all

  • ubuntu•linux-azure-5.4

    < 5.4.0-1124.131~18.04.1

  • ubuntu•linux-azure-5.8

    all

  • ubuntu•linux-azure-6.2

    all

  • ubuntu•linux-azure-6.5

    all

  • ubuntu•linux-azure-edge

    all

  • ubuntu•linux-azure-fde

    all | < 5.15.0-1057.65.1 | all

  • ubuntu•linux-azure-fde-5.19

    all

  • ubuntu•linux-azure-fde-6.2

    all

  • ubuntu•linux-azure-fde-6.8

    all

  • ubuntu•linux-azure-fips

    < 4.15.0-2084.90 | all | < 5.4.0-1124.131+fips1

  • ubuntu•linux-bluefield

    < 5.15.0-1036.38 | < 5.4.0-1079.85 | < 5.15.0-1036.38 | all

  • ubuntu•linux-fips

    < 4.4.0-1099.106 | all | < 4.15.0-1121.132 | < 5.15.0-97.107+fips1

  • ubuntu•linux-gcp

    < 4.15.0-1160.177~16.04.1 | all | < 5.4.0-1123.132 | < 5.15.0-1052.60

  • ubuntu•linux-gcp-4.15

    < 4.15.0-1160.177

  • ubuntu•linux-gcp-5.11

    all

  • ubuntu•linux-gcp-5.13

    all

  • ubuntu•linux-gcp-5.15

    < 5.15.0-1052.60~20.04.1

  • ubuntu•linux-gcp-5.19

    all

  • ubuntu•linux-gcp-5.3

    all

  • ubuntu•linux-gcp-5.4

    < 5.4.0-1123.132~18.04.1

  • ubuntu•linux-gcp-5.8

    all

  • ubuntu•linux-gcp-6.2

    all

  • ubuntu•linux-gcp-6.5

    all

  • ubuntu•linux-gcp-fips

    < 4.15.0-2068.73 | all | < 5.15.0-1055.63+fips2

  • ubuntu•linux-gke

    all | < 5.15.0-1051.56

  • ubuntu•linux-gke-4.15

    all

  • ubuntu•linux-gke-5.15

    all

  • ubuntu•linux-gke-5.4

    all

Showing first 50 affected entries in server-rendered view.

References (21)