CVE-2023-52637— Linux kernel 安全漏洞
一分钟漏洞结论
影响对象
Linux Linux
利用判断
尚无明确在野利用证据，仍需结合暴露面评估
建议动作
优先检查厂商安全公告和参考链接中的修复版本；无法立即升级时，限制受影响服务暴露并加强监测。
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，该漏洞源于内存释放后重用。
可能的 ATT&CK 技术 1 AI
T1190 · Exploit Public-Facing Application影响版本矩阵 16
| 厂商 | 产品 | 版本范围 | 状态 |
|---|---|---|---|
| Linux | Linux | 9d71dd0c70099914fcd063135da3c580865e924c< 08de58abedf6e69396e1207e4f99ef8904b2b532 |
affected |
9d71dd0c70099914fcd063135da3c580865e924c< 978e50ef8c38dc71bd14d1b0143d554ff5d188ba |
affected | ||
9d71dd0c70099914fcd063135da3c580865e924c< 41ccb5bcbf03f02d820bc6ea8390811859f558f8 |
affected | ||
9d71dd0c70099914fcd063135da3c580865e924c< 4dd684d4bb3cd5454e0bf6e2a1bdfbd5c9c872ed |
affected | ||
9d71dd0c70099914fcd063135da3c580865e924c< f84e7534457dcd7835be743517c35378bb4e7c50 |
affected | ||
9d71dd0c70099914fcd063135da3c580865e924c< fc74b9cb789cae061bbca7b203a3842e059f6b5d |
affected | ||
9d71dd0c70099914fcd063135da3c580865e924c< efe7cf828039aedb297c1f9920b638fffee6aabc |
affected | ||
5.4 |
affected | ||
| … +8 条更多 | |||
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一、 漏洞 CVE-2023-52637 基础信息
漏洞信息
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Vulnerability Title
can: j1939: Fix UAF in j1939_sk_match_filter during setsockopt(SO_J1939_FILTER)
来源: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved:
can: j1939: Fix UAF in j1939_sk_match_filter during setsockopt(SO_J1939_FILTER)
Lock jsk->sk to prevent UAF when setsockopt(..., SO_J1939_FILTER, ...)
modifies jsk->filters while receiving packets.
Following trace was seen on affected system:
==================================================================
BUG: KASAN: slab-use-after-free in j1939_sk_recv_match_one+0x1af/0x2d0 [can_j1939]
Read of size 4 at addr ffff888012144014 by task j1939/350
CPU: 0 PID: 350 Comm: j1939 Tainted: G W OE 6.5.0-rc5 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.13.0-1ubuntu1.1 04/01/2014
Call Trace:
print_report+0xd3/0x620
? kasan_complete_mode_report_info+0x7d/0x200
? j1939_sk_recv_match_one+0x1af/0x2d0 [can_j1939]
kasan_report+0xc2/0x100
? j1939_sk_recv_match_one+0x1af/0x2d0 [can_j1939]
__asan_load4+0x84/0xb0
j1939_sk_recv_match_one+0x1af/0x2d0 [can_j1939]
j1939_sk_recv+0x20b/0x320 [can_j1939]
? __kasan_check_write+0x18/0x20
? __pfx_j1939_sk_recv+0x10/0x10 [can_j1939]
? j1939_simple_recv+0x69/0x280 [can_j1939]
? j1939_ac_recv+0x5e/0x310 [can_j1939]
j1939_can_recv+0x43f/0x580 [can_j1939]
? __pfx_j1939_can_recv+0x10/0x10 [can_j1939]
? raw_rcv+0x42/0x3c0 [can_raw]
? __pfx_j1939_can_recv+0x10/0x10 [can_j1939]
can_rcv_filter+0x11f/0x350 [can]
can_receive+0x12f/0x190 [can]
? __pfx_can_rcv+0x10/0x10 [can]
can_rcv+0xdd/0x130 [can]
? __pfx_can_rcv+0x10/0x10 [can]
__netif_receive_skb_one_core+0x13d/0x150
? __pfx___netif_receive_skb_one_core+0x10/0x10
? __kasan_check_write+0x18/0x20
? _raw_spin_lock_irq+0x8c/0xe0
__netif_receive_skb+0x23/0xb0
process_backlog+0x107/0x260
__napi_poll+0x69/0x310
net_rx_action+0x2a1/0x580
? __pfx_net_rx_action+0x10/0x10
? __pfx__raw_spin_lock+0x10/0x10
? handle_irq_event+0x7d/0xa0
__do_softirq+0xf3/0x3f8
do_softirq+0x53/0x80
</IRQ>
<TASK>
__local_bh_enable_ip+0x6e/0x70
netif_rx+0x16b/0x180
can_send+0x32b/0x520 [can]
? __pfx_can_send+0x10/0x10 [can]
? __check_object_size+0x299/0x410
raw_sendmsg+0x572/0x6d0 [can_raw]
? __pfx_raw_sendmsg+0x10/0x10 [can_raw]
? apparmor_socket_sendmsg+0x2f/0x40
? __pfx_raw_sendmsg+0x10/0x10 [can_raw]
sock_sendmsg+0xef/0x100
sock_write_iter+0x162/0x220
? __pfx_sock_write_iter+0x10/0x10
? __rtnl_unlock+0x47/0x80
? security_file_permission+0x54/0x320
vfs_write+0x6ba/0x750
? __pfx_vfs_write+0x10/0x10
? __fget_light+0x1ca/0x1f0
? __rcu_read_unlock+0x5b/0x280
ksys_write+0x143/0x170
? __pfx_ksys_write+0x10/0x10
? __kasan_check_read+0x15/0x20
? fpregs_assert_state_consistent+0x62/0x70
__x64_sys_write+0x47/0x60
do_syscall_64+0x60/0x90
? do_syscall_64+0x6d/0x90
? irqentry_exit+0x3f/0x50
? exc_page_fault+0x79/0xf0
entry_SYSCALL_64_after_hwframe+0x6e/0xd8
Allocated by task 348:
kasan_save_stack+0x2a/0x50
kasan_set_track+0x29/0x40
kasan_save_alloc_info+0x1f/0x30
__kasan_kmalloc+0xb5/0xc0
__kmalloc_node_track_caller+0x67/0x160
j1939_sk_setsockopt+0x284/0x450 [can_j1939]
__sys_setsockopt+0x15c/0x2f0
__x64_sys_setsockopt+0x6b/0x80
do_syscall_64+0x60/0x90
entry_SYSCALL_64_after_hwframe+0x6e/0xd8
Freed by task 349:
kasan_save_stack+0x2a/0x50
kasan_set_track+0x29/0x40
kasan_save_free_info+0x2f/0x50
__kasan_slab_free+0x12e/0x1c0
__kmem_cache_free+0x1b9/0x380
kfree+0x7a/0x120
j1939_sk_setsockopt+0x3b2/0x450 [can_j1939]
__sys_setsockopt+0x15c/0x2f0
__x64_sys_setsockopt+0x6b/0x80
do_syscall_64+0x60/0x90
entry_SYSCALL_64_after_hwframe+0x6e/0xd8
来源: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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，该漏洞源于内存释放后重用。
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
二、漏洞 CVE-2023-52637 的公开POC
| # | POC 描述 | 源链接 | 神龙链接 |
|---|
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CVE-2023-52637 邮件列表归档 (1)
CVE-2023-52637 其他参考 (6)
同批安全公告 · Linux · 2024-04-03 · 共 94 条
| CVE-2024-26760 | 9.8 CRITICAL | Linux kernel 安全漏洞 |
| CVE-2024-26779 | 8.8 HIGH | Linux kernel 安全漏洞 |
| CVE-2024-26689 | 8.8 HIGH | Linux kernel 安全漏洞 |
| CVE-2024-26692 | 8.3 HIGH | Linux kernel 安全漏洞 |
| CVE-2024-26736 | 8.1 HIGH | Linux kernel 安全漏洞 |
| CVE-2024-26737 | 7.8 HIGH | Linux kernel 安全漏洞 |
| CVE-2024-26759 | 7.8 HIGH | Linux kernel 安全漏洞 |
| CVE-2024-26739 | 7.8 HIGH | Linux kernel 安全漏洞 |
| CVE-2024-26762 | 7.8 HIGH | Linux kernel 安全漏洞 |
| CVE-2024-26766 | 7.8 HIGH | Linux kernel 安全漏洞 |
| CVE-2024-26772 | 7.8 HIGH | Linux kernel 安全漏洞 |
| CVE-2024-26773 | 7.8 HIGH | Linux kernel 安全漏洞 |
| CVE-2024-26748 | 7.8 HIGH | Linux kernel 安全漏洞 |
| CVE-2024-26697 | 7.8 HIGH | Linux kernel 安全漏洞 |
| CVE-2024-26704 | 7.8 HIGH | Linux kernel 安全漏洞 |
| CVE-2024-26706 | 7.8 HIGH | Linux kernel 安全漏洞 |
| CVE-2024-26699 | 7.8 HIGH | Linux kernel 安全漏洞 |
| CVE-2024-26712 | 7.8 HIGH | Linux kernel 安全漏洞 |
| CVE-2024-26728 | 7.8 HIGH | Linux kernel 安全漏洞 |
| CVE-2024-26718 | 7.8 HIGH | Linux kernel 安全漏洞 |
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IV. Related Vulnerabilities
V. Comments for CVE-2023-52637
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