cbcvebase.
CVE-2025-21787
published 2025-02-27

CVE-2025-21787: In the Linux kernel, the following vulnerability has been resolved: team: better TEAM_OPTION_TYPE_STRING validation syzbot reported following splat [1] Make…

PriorityP420medium5.5CVSS 3.1
AVLACLPRLUINSUCNINAH
EPSS
0.24%
15.3th percentile
In the Linux kernel, the following vulnerability has been resolved: team: better TEAM_OPTION_TYPE_STRING validation syzbot reported following splat [1] Make sure user-provided data contains one nul byte. [1] BUG: KMSAN: uninit-value in string_nocheck lib/vsprintf.c:633 [inline] BUG: KMSAN: uninit-value in string+0x3ec/0x5f0 lib/vsprintf.c:714 string_nocheck lib/vsprintf.c:633 [inline] string+0x3ec/0x5f0 lib/vsprintf.c:714 vsnprintf+0xa5d/0x1960 lib/vsprintf.c:2843 __request_module+0x252/0x9f0 kernel/module/kmod.c:149 team_mode_get drivers/net/team/team_core.c:480 [inline] team_change_mode drivers/net/team/team_core.c:607 [inline] team_mode_option_set+0x437/0x970 drivers/net/team/team_core.c:1401 team_option_set drivers/net/team/team_core.c:375 [inline] team_nl_options_set_doit+0x1339/0x1f90 drivers/net/team/team_core.c:2662 genl_family_rcv_msg_doit net/netlink/genetlink.c:1115 [inline] genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline] genl_rcv_msg+0x1214/0x12c0 net/netlink/genetlink.c:1210 netlink_rcv_skb+0x375/0x650 net/netlink/af_netlink.c:2543 genl_rcv+0x40/0x60 net/netlink/genetlink.c:1219 netlink_unicast_kernel net/netlink/af_netlink.c:1322 [inline] netlink_unicast+0xf52/0x1260 net/netlink/af_netlink.c:1348 netlink_sendmsg+0x10da/0x11e0 net/netlink/af_netlink.c:1892 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg+0x30f/0x380 net/socket.c:733 ____sys_sendmsg+0x877/0xb60 net/socket.c:2573 ___sys_sendmsg+0x28d/0x3c0 net/socket.c:2627 __sys_sendmsg net/socket.c:2659 [inline] __do_sys_sendmsg net/socket.c:2664 [inline] __se_sys_sendmsg net/socket.c:2662 [inline] __x64_sys_sendmsg+0x212/0x3c0 net/socket.c:2662 x64_sys_call+0x2ed6/0x3c30 arch/x86/include/generated/asm/syscalls_64.h:47 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f

Affected

27 ranges· showing 25
VendorProductVersion rangeFixed in
debianlinux< linux 6.1.129-1 (bookworm)linux 6.1.129-1 (bookworm)
debianlinux-6.1< linux 6.1.129-1 (bookworm)linux 6.1.129-1 (bookworm)
linuxlinux
linuxlinux>= 3d249d4ca7d0ed6629a135ea1ea21c72286c0d80 < 7c30483d0f6bdb2230e10e3e4be5167927eac7a07c30483d0f6bdb2230e10e3e4be5167927eac7a0
linuxlinux>= 3d249d4ca7d0ed6629a135ea1ea21c72286c0d80 < 7f5af50f3aa0af8cbef9fb76fffeed69e8143f597f5af50f3aa0af8cbef9fb76fffeed69e8143f59
linuxlinux>= 3d249d4ca7d0ed6629a135ea1ea21c72286c0d80 < f443687ad20c70320d1248f35f57bf46cac8df0af443687ad20c70320d1248f35f57bf46cac8df0a
linuxlinux>= 3d249d4ca7d0ed6629a135ea1ea21c72286c0d80 < 4512482e4805dd30bc77dec511f2a2edba5cb8684512482e4805dd30bc77dec511f2a2edba5cb868
linuxlinux>= 3d249d4ca7d0ed6629a135ea1ea21c72286c0d80 < d071a91fa614ecdf760c29f61f6a7bfb7df796d6d071a91fa614ecdf760c29f61f6a7bfb7df796d6
linuxlinux>= 3d249d4ca7d0ed6629a135ea1ea21c72286c0d80 < 4236bf4716589558cc0f3c3612642b2c2141b04e4236bf4716589558cc0f3c3612642b2c2141b04e
linuxlinux>= 3d249d4ca7d0ed6629a135ea1ea21c72286c0d80 < 8401cade1918281177974b32c925afdce750d2928401cade1918281177974b32c925afdce750d292
linuxlinux>= 3d249d4ca7d0ed6629a135ea1ea21c72286c0d80 < 5bef3ac184b5626ea62385d6b82a1992b89d79405bef3ac184b5626ea62385d6b82a1992b89d7940
linuxlinux_kernel
linuxlinux_kernel>= 0 < 5.10.237-15.10.237-1
linuxlinux_kernel>= 0 < 6.1.129-16.1.129-1
linuxlinux_kernel>= 0 < 6.12.16-16.12.16-1
linuxlinux_kernel>= 0 < 6.12.16-16.12.16-1
linuxlinux_kernel>= 0 < 5.4.0-216.2365.4.0-216.236
linuxlinux_kernel>= 0 < 5.15.0-140.1505.15.0-140.150
linuxlinux_kernel>= 0 < 6.8.0-78.786.8.0-78.78
linuxlinux_kernel>= 3.3 < 6.1.1296.1.129
linuxlinux_kernel>= 6.13 < 6.13.46.13.4
linuxlinux_kernel>= 6.2 < 6.6.796.6.79
linuxlinux_kernel>= 6.7 < 6.12.166.12.16
msrcazl3_kernel_6.6.78.1-3_on_azure_linux_3.0
msrcazl3_kernel_6.6.79.1-1_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
osv8.8HIGH
vendor_ubuntu8.8HIGH
vendor_debian5.5MEDIUM
vendor_msrc5.5MEDIUM
vendor_redhat5.5MEDIUM
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