cbcvebase.
CVE-2024-56659
published 2024-12-27

CVE-2024-56659: In the Linux kernel, the following vulnerability has been resolved: net: lapb: increase LAPB_HEADER_LEN It is unclear if net/lapb code is supposed to be ready…

PriorityP421medium5.5CVSS 3.1
AVLACLPRLUINSUCNINAH
EPSS
0.23%
13.4th percentile
In the Linux kernel, the following vulnerability has been resolved: net: lapb: increase LAPB_HEADER_LEN It is unclear if net/lapb code is supposed to be ready for 8021q. We can at least avoid crashes like the following : skbuff: skb_under_panic: text:ffffffff8aabe1f6 len:24 put:20 head:ffff88802824a400 data:ffff88802824a3fe tail:0x16 end:0x140 dev:nr0.2 ------------[ cut here ]------------ kernel BUG at net/core/skbuff.c:206 ! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI CPU: 1 UID: 0 PID: 5508 Comm: dhcpcd Not tainted 6.12.0-rc7-syzkaller-00144-g66418447d27b #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 RIP: 0010:skb_panic net/core/skbuff.c:206 [inline] RIP: 0010:skb_under_panic+0x14b/0x150 net/core/skbuff.c:216 Code: 0d 8d 48 c7 c6 2e 9e 29 8e 48 8b 54 24 08 8b 0c 24 44 8b 44 24 04 4d 89 e9 50 41 54 41 57 41 56 e8 1a 6f 37 02 48 83 c4 20 90 0b 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 RSP: 0018:ffffc90002ddf638 EFLAGS: 00010282 RAX: 0000000000000086 RBX: dffffc0000000000 RCX: 7a24750e538ff600 RDX: 0000000000000000 RSI: 0000000000000201 RDI: 0000000000000000 RBP: ffff888034a86650 R08: ffffffff8174b13c R09: 1ffff920005bbe60 R10: dffffc0000000000 R11: fffff520005bbe61 R12: 0000000000000140 R13: ffff88802824a400 R14: ffff88802824a3fe R15: 0000000000000016 FS: 00007f2a5990d740(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000110c2631fd CR3: 0000000029504000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: skb_push+0xe5/0x100 net/core/skbuff.c:2636 nr_header+0x36/0x320 net/netrom/nr_dev.c:69 dev_hard_header include/linux/netdevice.h:3148 [inline] vlan_dev_hard_header+0x359/0x480 net/8021q/vlan_dev.c:83 dev_hard_header include/linux/netdevice.h:3148 [inline] lapbeth_data_transmit+0x1f6/0x2a0 drivers/net/wan/lapbet

Affected

28 ranges· showing 25
VendorProductVersion rangeFixed in
debianlinux< linux 6.1.123-1 (bookworm)linux 6.1.123-1 (bookworm)
debianlinux-6.1< linux 6.1.123-1 (bookworm)linux 6.1.123-1 (bookworm)
linuxlinux
linuxlinux>= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 3aa2ef7ffd0451e8f81c249d2a2a68283c6bc7003aa2ef7ffd0451e8f81c249d2a2a68283c6bc700
linuxlinux>= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 76d856f03d0290cf5392364ecdf74c15ee16b8fd76d856f03d0290cf5392364ecdf74c15ee16b8fd
linuxlinux>= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < c21c7c1c00bcc60cf752ec491bdfd47693f4d3c7c21c7c1c00bcc60cf752ec491bdfd47693f4d3c7
linuxlinux>= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < f0949199651bc87c5ed2c12a7323f441f1af6fe9f0949199651bc87c5ed2c12a7323f441f1af6fe9
linuxlinux>= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 03e661b5e7aa1124f24054df9ab2ee5cb217897303e661b5e7aa1124f24054df9ab2ee5cb2178973
linuxlinux>= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 2b351355bbd50ae25d096785b6eb31998d2bf7652b351355bbd50ae25d096785b6eb31998d2bf765
linuxlinux>= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < a6d75ecee2bf828ac6a1b52724aba0a977e4eaf4a6d75ecee2bf828ac6a1b52724aba0a977e4eaf4
linuxlinux_kernel
linuxlinux_kernel>= 0 < 5.10.234-15.10.234-1
linuxlinux_kernel>= 0 < 6.1.123-16.1.123-1
linuxlinux_kernel>= 0 < 6.12.6-16.12.6-1
linuxlinux_kernel>= 0 < 6.12.6-16.12.6-1
linuxlinux_kernel>= 0 < 5.4.0-211.2315.4.0-211.231
linuxlinux_kernel>= 0 < 5.15.0-135.1465.15.0-135.146
linuxlinux_kernel>= 0 < 6.8.0-60.636.8.0-60.63
linuxlinux_kernel>= 2.6.12 < 5.4.2885.4.288
linuxlinux_kernel>= 5.11 < 5.15.1755.15.175
linuxlinux_kernel>= 5.16 < 6.1.1216.1.121
linuxlinux_kernel>= 5.5 < 5.10.2325.10.232
linuxlinux_kernel>= 6.2 < 6.6.676.6.67
linuxlinux_kernel>= 6.7 < 6.12.66.12.6
msrcazl3_kernel_6.6.64.2-9_on_azure_linux_3.0

CVSS provenance

nvdv3.15.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
osv7.8HIGH
vendor_ubuntu7.8HIGH
vendor_debian5.5MEDIUM
vendor_msrc5.5MEDIUM
vendor_redhat5.5MEDIUM
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