[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"repo-stars":3,"vuln-DEBIAN-CVE-2022-48674":6},{"stargazers_count":4,"fetched_at":5},7,"2026-06-04T08:53:30.047Z",{"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-2022-48674","In the Linux kernel, the following vulnerability has been resolved:  erofs: fix pcluster use-after-free on UP platforms  During stress testing with CONFIG_SMP disabled, KASAN reports as below:  ================================================================== BUG: KASAN: use-after-free in __mutex_lock+0xe5/0xc30 Read of size 8 at addr ffff8881094223f8 by task stress/7789  CPU: 0 PID: 7789 Comm: stress Not tainted 6.0.0-rc1-00002-g0d53d2e882f9 #3 Hardware name: Red Hat KVM, BIOS 0.5.1 01/01/2011 Call Trace:  \u003CTASK> ..  __mutex_lock+0xe5/0xc30 ..  z_erofs_do_read_page+0x8ce/0x1560 ..  z_erofs_readahead+0x31c/0x580 .. Freed by task 7787  kasan_save_stack+0x1e/0x40  kasan_set_track+0x20/0x30  kasan_set_free_info+0x20/0x40  __kasan_slab_free+0x10c/0x190  kmem_cache_free+0xed/0x380  rcu_core+0x3d5/0xc90  __do_softirq+0x12d/0x389  Last potentially related work creation:  kasan_save_stack+0x1e/0x40  __kasan_record_aux_stack+0x97/0xb0  call_rcu+0x3d/0x3f0  erofs_shrink_workstation+0x11f/0x210  erofs_shrink_scan+0xdc/0x170  shrink_slab.constprop.0+0x296/0x530  drop_slab+0x1c/0x70  drop_caches_sysctl_handler+0x70/0x80  proc_sys_call_handler+0x20a/0x2f0  vfs_write+0x555/0x6c0  ksys_write+0xbe/0x160  do_syscall_64+0x3b/0x90  The root cause is that erofs_workgroup_unfreeze() doesn't reset to orig_val thus it causes a race that the pcluster reuses unexpectedly before freeing.  Since UP platforms are quite rare now, such path becomes unnecessary. Let's drop such specific-designed path directly instead.",null,[],[],[],[14],{"_key":15},"CVE-2022-48674",[],[],[],"2024-05-03T15:15:07.580Z","2026-04-28T20:24:52.516001Z",{"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-2022-48674",[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},7.8,"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",9.8,4.6,[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",[46,50,54,55],{"version":47,"is_range":48,"range_type":49,"version_start":9,"version_start_type":9,"version_end":9,"version_end_type":9,"fixed_in":9},"all",true,"ecosystem",{"version":51,"is_range":48,"range_type":49,"version_start":9,"version_start_type":9,"version_end":52,"version_end_type":53,"fixed_in":9},"lt5_19_11_1","5.19.11-1","excluding",{"version":51,"is_range":48,"range_type":49,"version_start":9,"version_start_type":9,"version_end":52,"version_end_type":53,"fixed_in":9},{"version":51,"is_range":48,"range_type":49,"version_start":9,"version_start_type":9,"version_end":52,"version_end_type":53,"fixed_in":9}]