cbcvebase.
CVE-2023-52797
published 2024-05-21

CVE-2023-52797: In the Linux kernel, the following vulnerability has been resolved: drivers: perf: Check find_first_bit() return value We must check the return value of…

PriorityP420medium5.5CVSS 3.1
AVLACLPRLUINSUCNINAH
EPSS
0.28%
20.3th percentile
In the Linux kernel, the following vulnerability has been resolved: drivers: perf: Check find_first_bit() return value We must check the return value of find_first_bit() before using the return value as an index array since it happens to overflow the array and then panic: [ 107.318430] Kernel BUG [#1] [ 107.319434] CPU: 3 PID: 1238 Comm: kill Tainted: G E 6.6.0-rc6ubuntu-defconfig #2 [ 107.319465] Hardware name: riscv-virtio,qemu (DT) [ 107.319551] epc : pmu_sbi_ovf_handler+0x3a4/0x3ae [ 107.319840] ra : pmu_sbi_ovf_handler+0x52/0x3ae [ 107.319868] epc : ffffffff80a0a77c ra : ffffffff80a0a42a sp : ffffaf83fecda350 [ 107.319884] gp : ffffffff823961a8 tp : ffffaf8083db1dc0 t0 : ffffaf83fecda480 [ 107.319899] t1 : ffffffff80cafe62 t2 : 000000000000ff00 s0 : ffffaf83fecda520 [ 107.319921] s1 : ffffaf83fecda380 a0 : 00000018fca29df0 a1 : ffffffffffffffff [ 107.319936] a2 : 0000000001073734 a3 : 0000000000000004 a4 : 0000000000000000 [ 107.319951] a5 : 0000000000000040 a6 : 000000001d1c8774 a7 : 0000000000504d55 [ 107.319965] s2 : ffffffff82451f10 s3 : ffffffff82724e70 s4 : 000000000000003f [ 107.319980] s5 : 0000000000000011 s6 : ffffaf8083db27c0 s7 : 0000000000000000 [ 107.319995] s8 : 0000000000000001 s9 : 00007fffb45d6558 s10: 00007fffb45d81a0 [ 107.320009] s11: ffffaf7ffff60000 t3 : 0000000000000004 t4 : 0000000000000000 [ 107.320023] t5 : ffffaf7f80000000 t6 : ffffaf8000000000 [ 107.320037] status: 0000000200000100 badaddr: 0000000000000000 cause: 0000000000000003 [ 107.320081] [] pmu_sbi_ovf_handler+0x3a4/0x3ae [ 107.320112] [] handle_percpu_devid_irq+0x9e/0x1a0 [ 107.320131] [] generic_handle_domain_irq+0x28/0x36 [ 107.320148] [] riscv_intc_irq+0x36/0x4e [ 107.320166] [] handle_riscv_irq+0x54/0x86 [ 107.320189] [] do_irq+0x64/0x96 [ 107.320271] Code: 85a6 855e b097 ff7f 80e7 9220 b709 9002 4501 bbd9 (9002) 6097 [ 107.320585] ---[ end trace 0000000000000000 ]--- [ 107.320704] Kernel panic - not syncing: Fatal exception in interrupt [ 107.320775] SMP: stopping se

Affected

9 ranges
VendorProductVersion rangeFixed in
debianlinux< linux 6.5.13-1 (forky)linux 6.5.13-1 (forky)
linuxlinux
linuxlinux>= 4905ec2fb7e6421c14c9fb7276f5aa92f60f2b98 < 2c86b24095fcf72cf51bc72d12e4350163b4e11d2c86b24095fcf72cf51bc72d12e4350163b4e11d
linuxlinux>= 4905ec2fb7e6421c14c9fb7276f5aa92f60f2b98 < 45a0de41ec383c8b7c6d442734ba3852dd2fc4a745a0de41ec383c8b7c6d442734ba3852dd2fc4a7
linuxlinux>= 4905ec2fb7e6421c14c9fb7276f5aa92f60f2b98 < c6e316ac05532febb0c966fa9b55f5258ed037bec6e316ac05532febb0c966fa9b55f5258ed037be
linuxlinux_kernel>= 0 < 6.5.13-16.5.13-1
linuxlinux_kernel>= 0 < 6.5.13-16.5.13-1
linuxlinux_kernel>= 5.18 < 6.5.136.5.13
linuxlinux_kernel>= 6.6 < 6.6.36.6.3

CVSS provenance

nvdv3.15.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
osv5.5MEDIUM
vendor_debian5.5MEDIUM
vendor_redhat5.5MEDIUM
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