目标达成 感谢每一位支持者 — 我们达成了 100% 目标!

目标: 1000 元 · 已筹: 1336

100%

CVE-2024-56653— Linux kernel 安全漏洞

AI 预测 6.5 利用难度: 中等 EPSS 0.22% · P13

影响版本矩阵 8

厂商产品版本范围状态
LinuxLinux0b70151328781a89c89e4cf3fae21fc0e98d869e< ecdcaea0e4057171ea4c3783e1cc1c900ad99125affected
0b70151328781a89c89e4cf3fae21fc0e98d869e< d20ff1d3cb40479789368f502eedb0a00e4161fcaffected
0b70151328781a89c89e4cf3fae21fc0e98d869e< b548f5e9456c568155499d9ebac675c0d7a296e8affected
6.6affected
< 6.6unaffected
6.6.67≤ 6.6.*unaffected
6.12.6≤ 6.12.*unaffected
6.13≤ *unaffected
获取后续新漏洞提醒登录后订阅

一、 漏洞 CVE-2024-56653 基础信息

漏洞信息

对漏洞内容有疑问?看看神龙的深度分析是否有帮助!
查看神龙十问 ↗

尽管我们使用了先进的大模型技术,但其输出仍可能包含不准确或过时的信息。神龙努力确保数据的准确性,但请您根据实际情况进行核实和判断。

Vulnerability Title
Bluetooth: btmtk: avoid UAF in btmtk_process_coredump
来源: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btmtk: avoid UAF in btmtk_process_coredump hci_devcd_append may lead to the release of the skb, so it cannot be accessed once it is called. ================================================================== BUG: KASAN: slab-use-after-free in btmtk_process_coredump+0x2a7/0x2d0 [btmtk] Read of size 4 at addr ffff888033cfabb0 by task kworker/0:3/82 CPU: 0 PID: 82 Comm: kworker/0:3 Tainted: G U 6.6.40-lockdep-03464-g1d8b4eb3060e #1 b0b3c1cc0c842735643fb411799d97921d1f688c Hardware name: Google Yaviks_Ufs/Yaviks_Ufs, BIOS Google_Yaviks_Ufs.15217.552.0 05/07/2024 Workqueue: events btusb_rx_work [btusb] Call Trace: <TASK> dump_stack_lvl+0xfd/0x150 print_report+0x131/0x780 kasan_report+0x177/0x1c0 btmtk_process_coredump+0x2a7/0x2d0 [btmtk 03edd567dd71a65958807c95a65db31d433e1d01] btusb_recv_acl_mtk+0x11c/0x1a0 [btusb 675430d1e87c4f24d0c1f80efe600757a0f32bec] btusb_rx_work+0x9e/0xe0 [btusb 675430d1e87c4f24d0c1f80efe600757a0f32bec] worker_thread+0xe44/0x2cc0 kthread+0x2ff/0x3a0 ret_from_fork+0x51/0x80 ret_from_fork_asm+0x1b/0x30 </TASK> Allocated by task 82: stack_trace_save+0xdc/0x190 kasan_set_track+0x4e/0x80 __kasan_slab_alloc+0x4e/0x60 kmem_cache_alloc+0x19f/0x360 skb_clone+0x132/0xf70 btusb_recv_acl_mtk+0x104/0x1a0 [btusb] btusb_rx_work+0x9e/0xe0 [btusb] worker_thread+0xe44/0x2cc0 kthread+0x2ff/0x3a0 ret_from_fork+0x51/0x80 ret_from_fork_asm+0x1b/0x30 Freed by task 1733: stack_trace_save+0xdc/0x190 kasan_set_track+0x4e/0x80 kasan_save_free_info+0x28/0xb0 ____kasan_slab_free+0xfd/0x170 kmem_cache_free+0x183/0x3f0 hci_devcd_rx+0x91a/0x2060 [bluetooth] worker_thread+0xe44/0x2cc0 kthread+0x2ff/0x3a0 ret_from_fork+0x51/0x80 ret_from_fork_asm+0x1b/0x30 The buggy address belongs to the object at ffff888033cfab40 which belongs to the cache skbuff_head_cache of size 232 The buggy address is located 112 bytes inside of freed 232-byte region [ffff888033cfab40, ffff888033cfac28) The buggy address belongs to the physical page: page:00000000a174ba93 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x33cfa head:00000000a174ba93 order:1 entire_mapcount:0 nr_pages_mapped:0 pincount:0 anon flags: 0x4000000000000840(slab|head|zone=1) page_type: 0xffffffff() raw: 4000000000000840 ffff888100848a00 0000000000000000 0000000000000001 raw: 0000000000000000 0000000080190019 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected Memory state around the buggy address: ffff888033cfaa80: fb fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc ffff888033cfab00: fc fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb >ffff888033cfab80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff888033cfac00: fb fb fb fb fb fc fc fc fc fc fc fc fc fc fc fc ffff888033cfac80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ================================================================== Check if we need to call hci_devcd_complete before calling hci_devcd_append. That requires that we check data->cd_info.cnt >= MTK_COREDUMP_NUM instead of data->cd_info.cnt > MTK_COREDUMP_NUM, as we increment data->cd_info.cnt only once the call to hci_devcd_append succeeds.
来源: CVE Program / CVE List V5
CVSS Information
N/A
来源: CVE Program / CVE List V5
Vulnerability Type
N/A
来源: CVE Program / CVE List V5
Vulnerability Title
Linux kernel 安全漏洞
来源: 中国国家信息安全漏洞库 CNNVD
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞,该漏洞源于Bluetooth btmtk子系统中hci_devcd_append导致的skb释放问题。
来源: 中国国家信息安全漏洞库 CNNVD
CVSS Information
N/A
来源: 中国国家信息安全漏洞库 CNNVD
Vulnerability Type
N/A
来源: 中国国家信息安全漏洞库 CNNVD

受影响产品

厂商产品影响版本CPE订阅
LinuxLinux 0b70151328781a89c89e4cf3fae21fc0e98d869e ~ ecdcaea0e4057171ea4c3783e1cc1c900ad99125 -
LinuxLinux 6.6 -

二、漏洞 CVE-2024-56653 的公开POC

#POC 描述源链接神龙链接
AI 生成 POC高级

未找到公开 POC。

登录以生成 AI POC

三、漏洞 CVE-2024-56653 的情报信息

登录查看更多情报信息。

CVE-2024-56653 补丁与修复 (3)

同批安全公告 · Linux · 2024-12-27 · 共 221 条

CVE-2024-56606Linux kernel 安全漏洞
CVE-2024-56592Linux kernel 安全漏洞
CVE-2024-56594Linux kernel 安全漏洞
CVE-2024-56595Linux kernel 安全漏洞
CVE-2024-56596Linux kernel 安全漏洞
CVE-2024-56597Linux kernel 安全漏洞
CVE-2024-56598Linux kernel 安全漏洞
CVE-2024-56599Linux kernel 安全漏洞
CVE-2024-56601Linux kernel 安全漏洞
CVE-2024-56600Linux kernel 安全漏洞
CVE-2024-56602Linux kernel 安全漏洞
CVE-2024-56603Linux kernel 安全漏洞
CVE-2024-56604Linux kernel 安全漏洞
CVE-2024-56605Linux kernel 安全漏洞
CVE-2024-56617Linux kernel 安全漏洞
CVE-2024-56614Linux kernel 安全漏洞
CVE-2024-56615Linux kernel 安全漏洞
CVE-2024-56616Linux kernel 安全漏洞
CVE-2024-56613Linux kernel 安全漏洞
CVE-2024-56618Linux kernel 安全漏洞

显示前 20 条,共 221 条。 查看全部 &rarr; →

IV. Related Vulnerabilities

V. Comments for CVE-2024-56653

暂无评论


发表评论