[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"repo-stars":3,"vuln-DEBIAN-CVE-2022-50369":6},{"stargazers_count":4,"fetched_at":5},7,"2026-06-04T14:53:31.930Z",{"id":7,"descriptions":8,"cisa":9,"weaknesses":10,"exploits":11,"aliases":12,"duplicate_of":9,"upstream":13,"downstream":16,"duplicates":17,"related":18,"reserved_at":9,"published_at":19,"modified_at":20,"state":9,"summary":21,"references_raw":23,"kevs":30,"epss":9,"epss_history":31,"metrics":32,"affected":39},"DEBIAN-CVE-2022-50369","In the Linux kernel, the following vulnerability has been resolved:  drm/vkms: Fix null-ptr-deref in vkms_release()  A null-ptr-deref is triggered when it tries to destroy the workqueue in vkms->output.composer_workq in vkms_release().   KASAN: null-ptr-deref in range [0x0000000000000118-0x000000000000011f]  CPU: 5 PID: 17193 Comm: modprobe Not tainted 6.0.0-11331-gd465bff130bf #24  RIP: 0010:destroy_workqueue+0x2f/0x710  ...  Call Trace:   \u003CTASK>   ? vkms_config_debugfs_init+0x50/0x50 [vkms]   __devm_drm_dev_alloc+0x15a/0x1c0 [drm]   vkms_init+0x245/0x1000 [vkms]   do_one_initcall+0xd0/0x4f0   do_init_module+0x1a4/0x680   load_module+0x6249/0x7110   __do_sys_finit_module+0x140/0x200   do_syscall_64+0x35/0x80   entry_SYSCALL_64_after_hwframe+0x46/0xb0  The reason is that an OOM happened which triggers the destroy of the workqueue, however, the workqueue is alloced in the later process, thus a null-ptr-deref happened. A simple call graph is shown as below:   vkms_init()   vkms_create()     devm_drm_dev_alloc()       __devm_drm_dev_alloc()         devm_drm_dev_init()           devm_add_action_or_reset()             devm_add_action() # an error happened             devm_drm_dev_init_release()               drm_dev_put()                 kref_put()                   drm_dev_release()                     vkms_release()                       destroy_workqueue() # null-ptr-deref happened     vkms_modeset_init()       vkms_output_init()         vkms_crtc_init() # where the workqueue get allocated  Fix this by checking if composer_workq is NULL before passing it to the destroy_workqueue() in vkms_release().",null,[],[],[],[14],{"_key":15},"CVE-2022-50369",[],[],[],"2025-09-17T15:15:35.830Z","2026-04-28T20:25:33.440508Z",{"cisa_kev":22,"cisa_ransomware":22,"cisa_vendor":9,"epss_severity":9,"epss_score":9,"severity":9,"severity_score":9,"severity_version":9,"severity_source":9,"severity_vector":9,"severity_status":9},false,[24],{"url":25,"sources":26,"tags":28},"https://security-tracker.debian.org/tracker/CVE-2022-50369",[27],"osv_debian",[29],"Advisory",[],[],[33],{"source":27,"cvss_v2_0":9,"cvss_v3_0":9,"cvss_v3_1":34,"cvss_v4_0":9},{"baseScore":35,"baseSeverity":9,"vectorString":36,"impactScore":37,"exploitabilityScore":38},5.5,"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",6,4.6,[40],{"ecosystem":41,"name":42,"vendor":43,"product":42,"cpe_part":9,"purl_type":44,"purl_namespace":43,"purl_name":42,"source":9,"versions":45},"Debian","linux","debian","deb",[46,52,55,56],{"version":47,"is_range":48,"range_type":49,"version_start":9,"version_start_type":9,"version_end":50,"version_end_type":51,"fixed_in":9},"lt5_10_178_1",true,"ecosystem","5.10.178-1","excluding",{"version":53,"is_range":48,"range_type":49,"version_start":9,"version_start_type":9,"version_end":54,"version_end_type":51,"fixed_in":9},"lt6_1_20_1","6.1.20-1",{"version":53,"is_range":48,"range_type":49,"version_start":9,"version_start_type":9,"version_end":54,"version_end_type":51,"fixed_in":9},{"version":53,"is_range":48,"range_type":49,"version_start":9,"version_start_type":9,"version_end":54,"version_end_type":51,"fixed_in":9}]