[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"repo-stars":3,"vuln-DEBIAN-CVE-2022-48923":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-2022-48923","In the Linux kernel, the following vulnerability has been resolved:  btrfs: prevent copying too big compressed lzo segment  Compressed length can be corrupted to be a lot larger than memory we have allocated for buffer. This will cause memcpy in copy_compressed_segment to write outside of allocated memory.  This mostly results in stuck read syscall but sometimes when using btrfs send can get #GP    kernel: general protection fault, probably for non-canonical address 0x841551d5c1000: 0000 [#1] PREEMPT SMP NOPTI   kernel: CPU: 17 PID: 264 Comm: kworker/u256:7 Tainted: P           OE     5.17.0-rc2-1 #12   kernel: Workqueue: btrfs-endio btrfs_work_helper [btrfs]   kernel: RIP: 0010:lzo_decompress_bio (./include/linux/fortify-string.h:225 fs/btrfs/lzo.c:322 fs/btrfs/lzo.c:394) btrfs   Code starting with the faulting instruction   ===========================================      0:*  48 8b 06                mov    (%rsi),%rax              \u003C-- trapping instruction      3:   48 8d 79 08             lea    0x8(%rcx),%rdi      7:   48 83 e7 f8             and    $0xfffffffffffffff8,%rdi      b:   48 89 01                mov    %rax,(%rcx)      e:   44 89 f0                mov    %r14d,%eax     11:   48 8b 54 06 f8          mov    -0x8(%rsi,%rax,1),%rdx   kernel: RSP: 0018:ffffb110812efd50 EFLAGS: 00010212   kernel: RAX: 0000000000001000 RBX: 000000009ca264c8 RCX: ffff98996e6d8ff8   kernel: RDX: 0000000000000064 RSI: 000841551d5c1000 RDI: ffffffff9500435d   kernel: RBP: ffff989a3be856c0 R08: 0000000000000000 R09: 0000000000000000   kernel: R10: 0000000000000000 R11: 0000000000001000 R12: ffff98996e6d8000   kernel: R13: 0000000000000008 R14: 0000000000001000 R15: 000841551d5c1000   kernel: FS:  0000000000000000(0000) GS:ffff98a09d640000(0000) knlGS:0000000000000000   kernel: CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033   kernel: CR2: 00001e9f984d9ea8 CR3: 000000014971a000 CR4: 00000000003506e0   kernel: Call Trace:   kernel:  \u003CTASK>   kernel: end_compressed_bio_read (fs/btrfs/compression.c:104 fs/btrfs/compression.c:1363 fs/btrfs/compression.c:323) btrfs   kernel: end_workqueue_fn (fs/btrfs/disk-io.c:1923) btrfs   kernel: btrfs_work_helper (fs/btrfs/async-thread.c:326) btrfs   kernel: process_one_work (./arch/x86/include/asm/jump_label.h:27 ./include/linux/jump_label.h:212 ./include/trace/events/workqueue.h:108 kernel/workqueue.c:2312)   kernel: worker_thread (./include/linux/list.h:292 kernel/workqueue.c:2455)   kernel: ? process_one_work (kernel/workqueue.c:2397)   kernel: kthread (kernel/kthread.c:377)   kernel: ? kthread_complete_and_exit (kernel/kthread.c:332)   kernel: ret_from_fork (arch/x86/entry/entry_64.S:301)   kernel:  \u003C/TASK>",null,[],[],[],[14],{"_key":15},"CVE-2022-48923",[],[],[],"2024-08-22T02:15:08.377Z","2026-04-28T20:24:58.549613Z",{"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-2022-48923",[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",[46,52,53],{"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_16_12_1",true,"ecosystem","5.16.12-1","excluding",{"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},{"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}]