fkie_cve-2023-52797
Vulnerability from fkie_nvd
Published
2024-05-21 16:15
Modified
2024-11-21 08:40
Severity ?
Summary
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] [<ffffffff80a0a77c>] pmu_sbi_ovf_handler+0x3a4/0x3ae
[ 107.320112] [<ffffffff800b42d0>] handle_percpu_devid_irq+0x9e/0x1a0
[ 107.320131] [<ffffffff800ad92c>] generic_handle_domain_irq+0x28/0x36
[ 107.320148] [<ffffffff8065f9f8>] riscv_intc_irq+0x36/0x4e
[ 107.320166] [<ffffffff80caf4a0>] handle_riscv_irq+0x54/0x86
[ 107.320189] [<ffffffff80cb0036>] 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 secondary CPUs
[ 107.321219] Kernel Offset: 0x0 from 0xffffffff80000000
[ 107.333051] ---[ end Kernel panic - not syncing: Fatal exception in interrupt ]---
References
Impacted products
Vendor | Product | Version |
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{ "cveTags": [], "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrivers: perf: Check find_first_bit() return value\n\nWe must check the return value of find_first_bit() before using the\nreturn value as an index array since it happens to overflow the array\nand then panic:\n\n[ 107.318430] Kernel BUG [#1]\n[ 107.319434] CPU: 3 PID: 1238 Comm: kill Tainted: G E 6.6.0-rc6ubuntu-defconfig #2\n[ 107.319465] Hardware name: riscv-virtio,qemu (DT)\n[ 107.319551] epc : pmu_sbi_ovf_handler+0x3a4/0x3ae\n[ 107.319840] ra : pmu_sbi_ovf_handler+0x52/0x3ae\n[ 107.319868] epc : ffffffff80a0a77c ra : ffffffff80a0a42a sp : ffffaf83fecda350\n[ 107.319884] gp : ffffffff823961a8 tp : ffffaf8083db1dc0 t0 : ffffaf83fecda480\n[ 107.319899] t1 : ffffffff80cafe62 t2 : 000000000000ff00 s0 : ffffaf83fecda520\n[ 107.319921] s1 : ffffaf83fecda380 a0 : 00000018fca29df0 a1 : ffffffffffffffff\n[ 107.319936] a2 : 0000000001073734 a3 : 0000000000000004 a4 : 0000000000000000\n[ 107.319951] a5 : 0000000000000040 a6 : 000000001d1c8774 a7 : 0000000000504d55\n[ 107.319965] s2 : ffffffff82451f10 s3 : ffffffff82724e70 s4 : 000000000000003f\n[ 107.319980] s5 : 0000000000000011 s6 : ffffaf8083db27c0 s7 : 0000000000000000\n[ 107.319995] s8 : 0000000000000001 s9 : 00007fffb45d6558 s10: 00007fffb45d81a0\n[ 107.320009] s11: ffffaf7ffff60000 t3 : 0000000000000004 t4 : 0000000000000000\n[ 107.320023] t5 : ffffaf7f80000000 t6 : ffffaf8000000000\n[ 107.320037] status: 0000000200000100 badaddr: 0000000000000000 cause: 0000000000000003\n[ 107.320081] [\u003cffffffff80a0a77c\u003e] pmu_sbi_ovf_handler+0x3a4/0x3ae\n[ 107.320112] [\u003cffffffff800b42d0\u003e] handle_percpu_devid_irq+0x9e/0x1a0\n[ 107.320131] [\u003cffffffff800ad92c\u003e] generic_handle_domain_irq+0x28/0x36\n[ 107.320148] [\u003cffffffff8065f9f8\u003e] riscv_intc_irq+0x36/0x4e\n[ 107.320166] [\u003cffffffff80caf4a0\u003e] handle_riscv_irq+0x54/0x86\n[ 107.320189] [\u003cffffffff80cb0036\u003e] do_irq+0x64/0x96\n[ 107.320271] Code: 85a6 855e b097 ff7f 80e7 9220 b709 9002 4501 bbd9 (9002) 6097\n[ 107.320585] ---[ end trace 0000000000000000 ]---\n[ 107.320704] Kernel panic - not syncing: Fatal exception in interrupt\n[ 107.320775] SMP: stopping secondary CPUs\n[ 107.321219] Kernel Offset: 0x0 from 0xffffffff80000000\n[ 107.333051] ---[ end Kernel panic - not syncing: Fatal exception in interrupt ]---" }, { "lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drivers: perf: Verifique el valor de retorno de find_first_bit(). Debemos verificar el valor de retorno de find_first_bit() antes de usar el valor de retorno como una matriz de \u00edndice ya que sucede que desborda la matriz y luego p\u00e1nico: [107.318430] BUG del kernel [#1] [107.319434] CPU: 3 PID: 1238 Comm: kill Contaminado: GE 6.6.0-rc6ubuntu-defconfig #2 [ 107.319465] Nombre de hardware: 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: 83fecda350 [ 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 : 000000000107373 4 a3: 0000000000000004 a4: 0000000000000000 [107.319951] a5: 0000000000000040 a6: 000000001d1c8774 a7: 000000000504d55 [107.3199 65] s2: ffffffff82451f10 s3: ffffffff82724e70 s4: 000000000000003f [107.319980] s5: 0000000000000011 s6: ffffaf8083db27c0 s7: 00000000000000000 [107.319995] s8: 000000000000 0001 s9: 00007fffb45d6558 s10: 00007fffb45d81a0 [107.320009] s11: ffffaf7ffff60000 t3: 00000000000000004 t4: 0000000000000000 [ 107.320 023] t5: ffffaf7f80000000 t6: ffffaf8000000000 [107.320037 ] estado: 0000000200000100 badaddr: 00000000000000000 causa: 0000000000000003 [ 107.320081] [] pmu_sbi_ovf_handler+0x3a4/0x3ae [ 107.3201 12] [] 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] [] _irq+0x64/0x96 [ 107.320271] C\u00f3digo: 85a6 855e b097 ff7f 80e7 9220 b709 9002 4501 bbd9 (9002) 6097 [107.320585] ---[ seguimiento final 0000000000000000 ]--- [ 107.320704] P\u00e1nico del kernel - no se sincroniza: excepci\u00f3n fatal en interrupci\u00f3n [ 107.320775] SMP: deteniendo CPU secundarias [ 107.32121 9]Compensaci\u00f3n del kernel: 0x0 desde 0xffffffff80000000 [107.333051] ---[ fin del p\u00e1nico del kernel - no se sincroniza: excepci\u00f3n fatal en la interrupci\u00f3n ]---" } ], "id": "CVE-2023-52797", "lastModified": "2024-11-21T08:40:36.360", "metrics": {}, "published": "2024-05-21T16:15:18.230", "references": [ { "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/2c86b24095fcf72cf51bc72d12e4350163b4e11d" }, { "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/45a0de41ec383c8b7c6d442734ba3852dd2fc4a7" }, { "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/c6e316ac05532febb0c966fa9b55f5258ed037be" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://git.kernel.org/stable/c/2c86b24095fcf72cf51bc72d12e4350163b4e11d" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://git.kernel.org/stable/c/45a0de41ec383c8b7c6d442734ba3852dd2fc4a7" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://git.kernel.org/stable/c/c6e316ac05532febb0c966fa9b55f5258ed037be" } ], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis" }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.