CVE-2024-40961
Detail
Modified
This CVE record has been updated after NVD enrichment efforts were completed. Enrichment data supplied by the NVD may require amendment due to these changes.
Description
In the Linux kernel, the following vulnerability has been resolved:
ipv6: prevent possible NULL deref in fib6_nh_init()
syzbot reminds us that in6_dev_get() can return NULL.
fib6_nh_init()
ip6_validate_gw( &idev )
ip6_route_check_nh( idev )
*idev = in6_dev_get(dev); // can be NULL
Oops: general protection fault, probably for non-canonical address 0xdffffc00000000bc: 0000 [#1] PREEMPT SMP KASAN PTI
KASAN: null-ptr-deref in range [0x00000000000005e0-0x00000000000005e7]
CPU: 0 PID: 11237 Comm: syz-executor.3 Not tainted 6.10.0-rc2-syzkaller-00249-gbe27b8965297 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
RIP: 0010:fib6_nh_init+0x640/0x2160 net/ipv6/route.c:3606
Code: 00 00 fc ff df 4c 8b 64 24 58 48 8b 44 24 28 4c 8b 74 24 30 48 89 c1 48 89 44 24 28 48 8d 98 e0 05 00 00 48 89 d8 48 c1 e8 03 <42> 0f b6 04 38 84 c0 0f 85 b3 17 00 00 8b 1b 31 ff 89 de e8 b8 8b
RSP: 0018:ffffc900032775a0 EFLAGS: 00010202
RAX: 00000000000000bc RBX: 00000000000005e0 RCX: 0000000000000000
RDX: 0000000000000010 RSI: ffffc90003277a54 RDI: ffff88802b3a08d8
RBP: ffffc900032778b0 R08: 00000000000002fc R09: 0000000000000000
R10: 00000000000002fc R11: 0000000000000000 R12: ffff88802b3a08b8
R13: 1ffff9200064eec8 R14: ffffc90003277a00 R15: dffffc0000000000
FS: 00007f940feb06c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 00000000245e8000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<TASK>
ip6_route_info_create+0x99e/0x12b0 net/ipv6/route.c:3809
ip6_route_add+0x28/0x160 net/ipv6/route.c:3853
ipv6_route_ioctl+0x588/0x870 net/ipv6/route.c:4483
inet6_ioctl+0x21a/0x280 net/ipv6/af_inet6.c:579
sock_do_ioctl+0x158/0x460 net/socket.c:1222
sock_ioctl+0x629/0x8e0 net/socket.c:1341
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:907 [inline]
__se_sys_ioctl+0xfc/0x170 fs/ioctl.c:893
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f940f07cea9
Metrics
CVSS Version 4.0
CVSS Version 3.x
CVSS Version 2.0
NVD enrichment efforts reference publicly available information to associate
vector strings. CVSS information contributed by other sources is also
displayed.
CVSS 4.0 Severity and Vector Strings:
NVD assessment
not yet provided.
CVSS 3.x Severity and Vector Strings:
Vector:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0 Severity and Vector Strings:
NVD assessment
not yet provided.
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Weakness Enumeration
CWE-ID
CWE Name
Source
CWE-476
NULL Pointer Dereference
NIST
Change History
3 change records found show changes
CVE Modified by CVE 11/21/2024 4:31:57 AM
Action
Type
Old Value
New Value
Added
Reference
https://git.kernel.org/stable/c/2eab4543a2204092c3a7af81d7d6c506e59a03a6
Added
Reference
https://git.kernel.org/stable/c/3200ffeec4d59aad5bc9ca75d2c1fae47c0aeade
Added
Reference
https://git.kernel.org/stable/c/4cdfe813015d5a24586bd0a84fa0fa6eb0a1f668
Added
Reference
https://git.kernel.org/stable/c/88b9a55e2e35ea846d41f4efdc29d23345bd1aa4
Added
Reference
https://git.kernel.org/stable/c/ae8d3d39efe366c2198f530e01e4bf07830bf403
Added
Reference
https://git.kernel.org/stable/c/b6947723c9eabcab58cfb33cdb0a565a6aee6727
Added
Reference
https://git.kernel.org/stable/c/de5ad4d45cd0128a2a37555f48ab69aa19d78adc
Initial Analysis by NIST 8/21/2024 12:54:20 PM
Action
Type
Old Value
New Value
Added
CVSS V3.1
NIST AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Added
CWE
NIST CWE-476
Added
CPE Configuration
OR
*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.17 up to (excluding) 5.4.279
*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.5 up to (excluding) 5.10.221
*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.11 up to (excluding) 5.15.162
*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.16 up to (excluding) 6.1.96
*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 6.2 up to (excluding) 6.6.36
*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 6.7 up to (excluding) 6.9.7
*cpe:2.3:o:linux:linux_kernel:6.10:rc1:*:*:*:*:*:*
*cpe:2.3:o:linux:linux_kernel:6.10:rc2:*:*:*:*:*:*
*cpe:2.3:o:linux:linux_kernel:6.10:rc3:*:*:*:*:*:*
*cpe:2.3:o:linux:linux_kernel:6.10:rc4:*:*:*:*:*:*
Changed
Reference Type
https://git.kernel.org/stable/c/2eab4543a2204092c3a7af81d7d6c506e59a03a6 No Types Assigned
https://git.kernel.org/stable/c/2eab4543a2204092c3a7af81d7d6c506e59a03a6 Patch
Changed
Reference Type
https://git.kernel.org/stable/c/3200ffeec4d59aad5bc9ca75d2c1fae47c0aeade No Types Assigned
https://git.kernel.org/stable/c/3200ffeec4d59aad5bc9ca75d2c1fae47c0aeade Patch
Changed
Reference Type
https://git.kernel.org/stable/c/4cdfe813015d5a24586bd0a84fa0fa6eb0a1f668 No Types Assigned
https://git.kernel.org/stable/c/4cdfe813015d5a24586bd0a84fa0fa6eb0a1f668 Patch
Changed
Reference Type
https://git.kernel.org/stable/c/88b9a55e2e35ea846d41f4efdc29d23345bd1aa4 No Types Assigned
https://git.kernel.org/stable/c/88b9a55e2e35ea846d41f4efdc29d23345bd1aa4 Patch
Changed
Reference Type
https://git.kernel.org/stable/c/ae8d3d39efe366c2198f530e01e4bf07830bf403 No Types Assigned
https://git.kernel.org/stable/c/ae8d3d39efe366c2198f530e01e4bf07830bf403 Patch
Changed
Reference Type
https://git.kernel.org/stable/c/b6947723c9eabcab58cfb33cdb0a565a6aee6727 No Types Assigned
https://git.kernel.org/stable/c/b6947723c9eabcab58cfb33cdb0a565a6aee6727 Patch
Changed
Reference Type
https://git.kernel.org/stable/c/de5ad4d45cd0128a2a37555f48ab69aa19d78adc No Types Assigned
https://git.kernel.org/stable/c/de5ad4d45cd0128a2a37555f48ab69aa19d78adc Patch
New CVE Received from kernel.org 7/12/2024 9:15:18 AM
Action
Type
Old Value
New Value
Added
Description
Record truncated, showing 2048 of 2259 characters.
View Entire Change Record
In the Linux kernel, the following vulnerability has been resolved:
ipv6: prevent possible NULL deref in fib6_nh_init()
syzbot reminds us that in6_dev_get() can return NULL.
fib6_nh_init()
ip6_validate_gw( &idev )
ip6_route_check_nh( idev )
*idev = in6_dev_get(dev); // can be NULL
Oops: general protection fault, probably for non-canonical address 0xdffffc00000000bc: 0000 [#1] PREEMPT SMP KASAN PTI
KASAN: null-ptr-deref in range [0x00000000000005e0-0x00000000000005e7]
CPU: 0 PID: 11237 Comm: syz-executor.3 Not tainted 6.10.0-rc2-syzkaller-00249-gbe27b8965297 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
RIP: 0010:fib6_nh_init+0x640/0x2160 net/ipv6/route.c:3606
Code: 00 00 fc ff df 4c 8b 64 24 58 48 8b 44 24 28 4c 8b 74 24 30 48 89 c1 48 89 44 24 28 48 8d 98 e0 05 00 00 48 89 d8 48 c1 e8 03 <42> 0f b6 04 38 84 c0 0f 85 b3 17 00 00 8b 1b 31 ff 89 de e8 b8 8b
RSP: 0018:ffffc900032775a0 EFLAGS: 00010202
RAX: 00000000000000bc RBX: 00000000000005e0 RCX: 0000000000000000
RDX: 0000000000000010 RSI: ffffc90003277a54 RDI: ffff88802b3a08d8
RBP: ffffc900032778b0 R08: 00000000000002fc R09: 0000000000000000
R10: 00000000000002fc R11: 0000000000000000 R12: ffff88802b3a08b8
R13: 1ffff9200064eec8 R14: ffffc90003277a00 R15: dffffc0000000000
FS: 00007f940feb06c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 00000000245e8000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<TASK>
ip6_route_info_create+0x99e/0x12b0 net/ipv6/route.c:3809
ip6_route_add+0x28/0x160 net/ipv6/route.c:3853
ipv6_route_ioctl+0x588/0x870 net/ipv6/route.c:4483
inet6_ioctl+0x21a/0x280 net/ipv6/af_inet6.c:579
sock_do_ioctl+0x158/0x460 net/socket.c:1222
sock_ioctl+0x629/0x8e0 net/socket.c:1341
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:907 [inline]
__s
Added
Reference
kernel.org https://git.kernel.org/stable/c/2eab4543a2204092c3a7af81d7d6c506e59a03a6 [No types assigned]
Added
Reference
kernel.org https://git.kernel.org/stable/c/3200ffeec4d59aad5bc9ca75d2c1fae47c0aeade [No types assigned]
Added
Reference
kernel.org https://git.kernel.org/stable/c/4cdfe813015d5a24586bd0a84fa0fa6eb0a1f668 [No types assigned]
Added
Reference
kernel.org https://git.kernel.org/stable/c/88b9a55e2e35ea846d41f4efdc29d23345bd1aa4 [No types assigned]
Added
Reference
kernel.org https://git.kernel.org/stable/c/ae8d3d39efe366c2198f530e01e4bf07830bf403 [No types assigned]
Added
Reference
kernel.org https://git.kernel.org/stable/c/b6947723c9eabcab58cfb33cdb0a565a6aee6727 [No types assigned]
Added
Reference
kernel.org https://git.kernel.org/stable/c/de5ad4d45cd0128a2a37555f48ab69aa19d78adc [No types assigned]
Quick Info
CVE Dictionary Entry: CVE-2024-40961 NVD
Published Date: 07/12/2024 NVD
Last Modified: 11/21/2024
Source: kernel.org