CVE-2023-54091 Affecting kernel-source-azure package, versions <6.4.0-150700.20.24.1
Threat Intelligence
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Test your applications- Snyk IDSNYK-SLES157-KERNELSOURCEAZURE-15105706
- published27 Jan 2026
- disclosed23 Jan 2026
Introduced: 23 Jan 2026
CVE-2023-54091 (opens in a new tab)How to fix?
Upgrade SLES:15.7 kernel-source-azure to version 6.4.0-150700.20.24.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-source-azure package and not the kernel-source-azure package as distributed by SLES.
See How to fix? for SLES:15.7 relevant fixed versions and status.
In the Linux kernel, the following vulnerability has been resolved:
drm/client: Fix memory leak in drm_client_target_cloned
dmt_mode is allocated and never freed in this function. It was found with the ast driver, but most drivers using generic fbdev setup are probably affected.
This fixes the following kmemleak report: backtrace: [<00000000b391296d>] drm_mode_duplicate+0x45/0x220 [drm] [<00000000e45bb5b3>] drm_client_target_cloned.constprop.0+0x27b/0x480 [drm] [<00000000ed2d3a37>] drm_client_modeset_probe+0x6bd/0xf50 [drm] [<0000000010e5cc9d>] __drm_fb_helper_initial_config_and_unlock+0xb4/0x2c0 [drm_kms_helper] [<00000000909f82ca>] drm_fbdev_client_hotplug+0x2bc/0x4d0 [drm_kms_helper] [<00000000063a69aa>] drm_client_register+0x169/0x240 [drm] [<00000000a8c61525>] ast_pci_probe+0x142/0x190 [ast] [<00000000987f19bb>] local_pci_probe+0xdc/0x180 [<000000004fca231b>] work_for_cpu_fn+0x4e/0xa0 [<0000000000b85301>] process_one_work+0x8b7/0x1540 [<000000003375b17c>] worker_thread+0x70a/0xed0 [<00000000b0d43cd9>] kthread+0x29f/0x340 [<000000008d770833>] ret_from_fork+0x1f/0x30 unreferenced object 0xff11000333089a00 (size 128):
References
- https://www.suse.com/security/cve/CVE-2023-54091.html
- https://bugzilla.suse.com/1256274
- https://git.kernel.org/stable/c/105275879a80503686a8108af2f5c579a1c5aef4
- https://git.kernel.org/stable/c/4b596a6e2d2e0f9c14e4122506dd715f43fcd727
- https://git.kernel.org/stable/c/52daf6ba2e0d201640cb1ce42049c5c4426b4d6e
- https://git.kernel.org/stable/c/a4b978249e8fa94956fce8b70a709f7797716f62
- https://git.kernel.org/stable/c/a85e23a1ef63e45a18f0a30d7816fcb4a865ca95
- https://git.kernel.org/stable/c/b5359d7a5087ac398fc429da6833133b4784c268
- https://git.kernel.org/stable/c/c2a88e8bdf5f6239948d75283d0ae7e0c7945b03
- https://git.kernel.org/stable/c/d3009700f48602b557eade1f22c98b6bc20247e8