CVE-2024-26841
Vulnerability from cvelistv5
Published
2024-04-17 10:10
Modified
2024-12-19 08:48
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: LoongArch: Update cpu_sibling_map when disabling nonboot CPUs Update cpu_sibling_map when disabling nonboot CPUs by defining & calling clear_cpu_sibling_map(), otherwise we get such errors on SMT systems: jump label: negative count! WARNING: CPU: 6 PID: 45 at kernel/jump_label.c:263 __static_key_slow_dec_cpuslocked+0xec/0x100 CPU: 6 PID: 45 Comm: cpuhp/6 Not tainted 6.8.0-rc5+ #1340 pc 90000000004c302c ra 90000000004c302c tp 90000001005bc000 sp 90000001005bfd20 a0 000000000000001b a1 900000000224c278 a2 90000001005bfb58 a3 900000000224c280 a4 900000000224c278 a5 90000001005bfb50 a6 0000000000000001 a7 0000000000000001 t0 ce87a4763eb5234a t1 ce87a4763eb5234a t2 0000000000000000 t3 0000000000000000 t4 0000000000000006 t5 0000000000000000 t6 0000000000000064 t7 0000000000001964 t8 000000000009ebf6 u0 9000000001f2a068 s9 0000000000000000 s0 900000000246a2d8 s1 ffffffffffffffff s2 ffffffffffffffff s3 90000000021518c0 s4 0000000000000040 s5 9000000002151058 s6 9000000009828e40 s7 00000000000000b4 s8 0000000000000006 ra: 90000000004c302c __static_key_slow_dec_cpuslocked+0xec/0x100 ERA: 90000000004c302c __static_key_slow_dec_cpuslocked+0xec/0x100 CRMD: 000000b0 (PLV0 -IE -DA +PG DACF=CC DACM=CC -WE) PRMD: 00000004 (PPLV0 +PIE -PWE) EUEN: 00000000 (-FPE -SXE -ASXE -BTE) ECFG: 00071c1c (LIE=2-4,10-12 VS=7) ESTAT: 000c0000 [BRK] (IS= ECode=12 EsubCode=0) PRID: 0014d000 (Loongson-64bit, Loongson-3A6000-HV) CPU: 6 PID: 45 Comm: cpuhp/6 Not tainted 6.8.0-rc5+ #1340 Stack : 0000000000000000 900000000203f258 900000000179afc8 90000001005bc000 90000001005bf980 0000000000000000 90000001005bf988 9000000001fe0be0 900000000224c280 900000000224c278 90000001005bf8c0 0000000000000001 0000000000000001 ce87a4763eb5234a 0000000007f38000 90000001003f8cc0 0000000000000000 0000000000000006 0000000000000000 4c206e6f73676e6f 6f4c203a656d616e 000000000009ec99 0000000007f38000 0000000000000000 900000000214b000 9000000001fe0be0 0000000000000004 0000000000000000 0000000000000107 0000000000000009 ffffffffffafdabe 00000000000000b4 0000000000000006 90000000004c302c 9000000000224528 00005555939a0c7c 00000000000000b0 0000000000000004 0000000000000000 0000000000071c1c ... Call Trace: [<9000000000224528>] show_stack+0x48/0x1a0 [<900000000179afc8>] dump_stack_lvl+0x78/0xa0 [<9000000000263ed0>] __warn+0x90/0x1a0 [<90000000017419b8>] report_bug+0x1b8/0x280 [<900000000179c564>] do_bp+0x264/0x420 [<90000000004c302c>] __static_key_slow_dec_cpuslocked+0xec/0x100 [<90000000002b4d7c>] sched_cpu_deactivate+0x2fc/0x300 [<9000000000266498>] cpuhp_invoke_callback+0x178/0x8a0 [<9000000000267f70>] cpuhp_thread_fun+0xf0/0x240 [<90000000002a117c>] smpboot_thread_fn+0x1dc/0x2e0 [<900000000029a720>] kthread+0x140/0x160 [<9000000000222288>] ret_from_kernel_thread+0xc/0xa4
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/0d862db64d26c2905ba1a6a8561466b215b664c2
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/752cd08da320a667a833803a8fd6bb266114cce5
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/b1ec3d6b86fdd057559a5908e6668279bf770e0e
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/0d862db64d26c2905ba1a6a8561466b215b664c2
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/752cd08da320a667a833803a8fd6bb266114cce5
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/b1ec3d6b86fdd057559a5908e6668279bf770e0e
Impacted products
Vendor Product Version
Linux Linux Version: 5.19
Show details on NVD website

To clipboard 

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                "id": "CVE-2024-26841",
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                "role": "CISA Coordinator",
                "timestamp": "2024-06-17T19:23:52.120437Z",
                "version": "2.0.3"
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    "cna": {
      "affected": [
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          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
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          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
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          "vendor": "Linux",
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          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nLoongArch: Update cpu_sibling_map when disabling nonboot CPUs\n\nUpdate cpu_sibling_map when disabling nonboot CPUs by defining \u0026 calling\nclear_cpu_sibling_map(), otherwise we get such errors on SMT systems:\n\njump label: negative count!\nWARNING: CPU: 6 PID: 45 at kernel/jump_label.c:263 __static_key_slow_dec_cpuslocked+0xec/0x100\nCPU: 6 PID: 45 Comm: cpuhp/6 Not tainted 6.8.0-rc5+ #1340\npc 90000000004c302c ra 90000000004c302c tp 90000001005bc000 sp 90000001005bfd20\na0 000000000000001b a1 900000000224c278 a2 90000001005bfb58 a3 900000000224c280\na4 900000000224c278 a5 90000001005bfb50 a6 0000000000000001 a7 0000000000000001\nt0 ce87a4763eb5234a t1 ce87a4763eb5234a t2 0000000000000000 t3 0000000000000000\nt4 0000000000000006 t5 0000000000000000 t6 0000000000000064 t7 0000000000001964\nt8 000000000009ebf6 u0 9000000001f2a068 s9 0000000000000000 s0 900000000246a2d8\ns1 ffffffffffffffff s2 ffffffffffffffff s3 90000000021518c0 s4 0000000000000040\ns5 9000000002151058 s6 9000000009828e40 s7 00000000000000b4 s8 0000000000000006\n   ra: 90000000004c302c __static_key_slow_dec_cpuslocked+0xec/0x100\n  ERA: 90000000004c302c __static_key_slow_dec_cpuslocked+0xec/0x100\n CRMD: 000000b0 (PLV0 -IE -DA +PG DACF=CC DACM=CC -WE)\n PRMD: 00000004 (PPLV0 +PIE -PWE)\n EUEN: 00000000 (-FPE -SXE -ASXE -BTE)\n ECFG: 00071c1c (LIE=2-4,10-12 VS=7)\nESTAT: 000c0000 [BRK] (IS= ECode=12 EsubCode=0)\n PRID: 0014d000 (Loongson-64bit, Loongson-3A6000-HV)\nCPU: 6 PID: 45 Comm: cpuhp/6 Not tainted 6.8.0-rc5+ #1340\nStack : 0000000000000000 900000000203f258 900000000179afc8 90000001005bc000\n        90000001005bf980 0000000000000000 90000001005bf988 9000000001fe0be0\n        900000000224c280 900000000224c278 90000001005bf8c0 0000000000000001\n        0000000000000001 ce87a4763eb5234a 0000000007f38000 90000001003f8cc0\n        0000000000000000 0000000000000006 0000000000000000 4c206e6f73676e6f\n        6f4c203a656d616e 000000000009ec99 0000000007f38000 0000000000000000\n        900000000214b000 9000000001fe0be0 0000000000000004 0000000000000000\n        0000000000000107 0000000000000009 ffffffffffafdabe 00000000000000b4\n        0000000000000006 90000000004c302c 9000000000224528 00005555939a0c7c\n        00000000000000b0 0000000000000004 0000000000000000 0000000000071c1c\n        ...\nCall Trace:\n[\u003c9000000000224528\u003e] show_stack+0x48/0x1a0\n[\u003c900000000179afc8\u003e] dump_stack_lvl+0x78/0xa0\n[\u003c9000000000263ed0\u003e] __warn+0x90/0x1a0\n[\u003c90000000017419b8\u003e] report_bug+0x1b8/0x280\n[\u003c900000000179c564\u003e] do_bp+0x264/0x420\n[\u003c90000000004c302c\u003e] __static_key_slow_dec_cpuslocked+0xec/0x100\n[\u003c90000000002b4d7c\u003e] sched_cpu_deactivate+0x2fc/0x300\n[\u003c9000000000266498\u003e] cpuhp_invoke_callback+0x178/0x8a0\n[\u003c9000000000267f70\u003e] cpuhp_thread_fun+0xf0/0x240\n[\u003c90000000002a117c\u003e] smpboot_thread_fn+0x1dc/0x2e0\n[\u003c900000000029a720\u003e] kthread+0x140/0x160\n[\u003c9000000000222288\u003e] ret_from_kernel_thread+0xc/0xa4"
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        "shortName": "Linux"
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          "url": "https://git.kernel.org/stable/c/0d862db64d26c2905ba1a6a8561466b215b664c2"
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        {
          "url": "https://git.kernel.org/stable/c/752cd08da320a667a833803a8fd6bb266114cce5"
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      "title": "LoongArch: Update cpu_sibling_map when disabling nonboot CPUs",
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  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2024-26841",
    "datePublished": "2024-04-17T10:10:06.808Z",
    "dateReserved": "2024-02-19T14:20:24.182Z",
    "dateUpdated": "2024-12-19T08:48:29.283Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2024-26841\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-04-17T10:15:09.953\",\"lastModified\":\"2024-11-21T09:03:11.233\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nLoongArch: Update cpu_sibling_map when disabling nonboot CPUs\\n\\nUpdate cpu_sibling_map when disabling nonboot CPUs by defining \u0026 calling\\nclear_cpu_sibling_map(), otherwise we get such errors on SMT systems:\\n\\njump label: negative count!\\nWARNING: CPU: 6 PID: 45 at kernel/jump_label.c:263 __static_key_slow_dec_cpuslocked+0xec/0x100\\nCPU: 6 PID: 45 Comm: cpuhp/6 Not tainted 6.8.0-rc5+ #1340\\npc 90000000004c302c ra 90000000004c302c tp 90000001005bc000 sp 90000001005bfd20\\na0 000000000000001b a1 900000000224c278 a2 90000001005bfb58 a3 900000000224c280\\na4 900000000224c278 a5 90000001005bfb50 a6 0000000000000001 a7 0000000000000001\\nt0 ce87a4763eb5234a t1 ce87a4763eb5234a t2 0000000000000000 t3 0000000000000000\\nt4 0000000000000006 t5 0000000000000000 t6 0000000000000064 t7 0000000000001964\\nt8 000000000009ebf6 u0 9000000001f2a068 s9 0000000000000000 s0 900000000246a2d8\\ns1 ffffffffffffffff s2 ffffffffffffffff s3 90000000021518c0 s4 0000000000000040\\ns5 9000000002151058 s6 9000000009828e40 s7 00000000000000b4 s8 0000000000000006\\n   ra: 90000000004c302c __static_key_slow_dec_cpuslocked+0xec/0x100\\n  ERA: 90000000004c302c __static_key_slow_dec_cpuslocked+0xec/0x100\\n CRMD: 000000b0 (PLV0 -IE -DA +PG DACF=CC DACM=CC -WE)\\n PRMD: 00000004 (PPLV0 +PIE -PWE)\\n EUEN: 00000000 (-FPE -SXE -ASXE -BTE)\\n ECFG: 00071c1c (LIE=2-4,10-12 VS=7)\\nESTAT: 000c0000 [BRK] (IS= ECode=12 EsubCode=0)\\n PRID: 0014d000 (Loongson-64bit, Loongson-3A6000-HV)\\nCPU: 6 PID: 45 Comm: cpuhp/6 Not tainted 6.8.0-rc5+ #1340\\nStack : 0000000000000000 900000000203f258 900000000179afc8 90000001005bc000\\n        90000001005bf980 0000000000000000 90000001005bf988 9000000001fe0be0\\n        900000000224c280 900000000224c278 90000001005bf8c0 0000000000000001\\n        0000000000000001 ce87a4763eb5234a 0000000007f38000 90000001003f8cc0\\n        0000000000000000 0000000000000006 0000000000000000 4c206e6f73676e6f\\n        6f4c203a656d616e 000000000009ec99 0000000007f38000 0000000000000000\\n        900000000214b000 9000000001fe0be0 0000000000000004 0000000000000000\\n        0000000000000107 0000000000000009 ffffffffffafdabe 00000000000000b4\\n        0000000000000006 90000000004c302c 9000000000224528 00005555939a0c7c\\n        00000000000000b0 0000000000000004 0000000000000000 0000000000071c1c\\n        ...\\nCall Trace:\\n[\u003c9000000000224528\u003e] show_stack+0x48/0x1a0\\n[\u003c900000000179afc8\u003e] dump_stack_lvl+0x78/0xa0\\n[\u003c9000000000263ed0\u003e] __warn+0x90/0x1a0\\n[\u003c90000000017419b8\u003e] report_bug+0x1b8/0x280\\n[\u003c900000000179c564\u003e] do_bp+0x264/0x420\\n[\u003c90000000004c302c\u003e] __static_key_slow_dec_cpuslocked+0xec/0x100\\n[\u003c90000000002b4d7c\u003e] sched_cpu_deactivate+0x2fc/0x300\\n[\u003c9000000000266498\u003e] cpuhp_invoke_callback+0x178/0x8a0\\n[\u003c9000000000267f70\u003e] cpuhp_thread_fun+0xf0/0x240\\n[\u003c90000000002a117c\u003e] smpboot_thread_fn+0x1dc/0x2e0\\n[\u003c900000000029a720\u003e] kthread+0x140/0x160\\n[\u003c9000000000222288\u003e] ret_from_kernel_thread+0xc/0xa4\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: LoongArch: actualice cpu_sibling_map al deshabilitar las CPU que no son de arranque. Actualice cpu_sibling_map al deshabilitar las CPU que no son de arranque definiendo y llamando a clear_cpu_sibling_map(); de lo contrario, obtenemos este tipo de errores en los sistemas SMT: etiqueta de salto: recuento negativo. ADVERTENCIA: CPU: 6 PID: 45 en kernel/jump_label.c:263 __static_key_slow_dec_cpuslocked+0xec/0x100 CPU: 6 PID: 45 Comm: cpuhp/6 No contaminado 6.8.0-rc5+ #1340 pc 90000000004c302c ra 90000000004c3 02c tp 90000001005bc000 sp 90000001005bfd20 a0 000000000000001B A1 900000000224C278 A2 90000001005BFB58 A3 900000000224C280 A4 900000000224C278 A5 90000001005BFB50 A6 00000000000001 A7 00000000000001 T0 763EB5234A T2 0000000000000000 T3 000000000000000000 T4 000000000000000006 T5 00000000000000 T6 0000000000000064 T7 000000000000001964 T8 46a2d8 S1 fffffffffffffff S2 fffffffffffffff S3 90000000021518C0 S4 0000000000000040 S5 9000000002151058 S6 9000000009828e40 s7 00000000000000b4 s8 0000000000000006 ra: 90000000004c302c __static_key_slow_dec_cpuslocked+0xec/0x100 ERA: 90000000004c302c _key_slow_dec_cpuslocked+0xec/0x100 CRMD: 000000b0 (PLV0 -IE -DA +PG DACF=CC DACM=CC -WE) PRMD: 00000004 (PPLV0 +PIE -PWE ) EUEN: 00000000 (-FPE -SXE -ASXE -BTE) ECFG: 00071c1c (LIE=2-4,10-12 VS=7) ESTAT: 000c0000 [BRK] (IS= ECode=12 EssubCode=0) PRID: 0014d000 (Loongson-64bit, Loongson-3A6000-HV) CPU: 6 PID: 45 Comm: CPUHP/6 No contaminado 6.8.0-RC5+ #1340 Pila: 000000000000000000 90000000000203F258 90000000000179AFC8 90000005BC000 900001005BF980 005bf988 900000000001FE0BE0 900000000224C280 90000000000224C278 9000000001005BF8C0 0000000000000001 0000000000000001 CE87A4763EB5234A 0000000007F38000 90000000033F8CA0000000000000000000000000000000000 MUTITOS. 0000000000000006 0000000000000000 4C206E6F73676E6F 6F4C203A656D616E 000000000009EC99 0000000007F38000 000000000000000000000000214BECT 0000000000000009 FFFFFFFFFFFAFDABE 00000000000000B4 000000000000000006 90000000004C302C 9000000000224528 00005555939A0C7C 0000000000000000B0 00000000000004 4528\u0026gt;] show_stack+0x48/0x1a0 [\u0026lt;900000000179AFC8\u0026gt;] dump_stack_lvl+0x78/0xa0 [ \u0026lt;9000000000263ed0\u0026gt;] __warn+0x90/0x1a0 [\u0026lt;90000000017419b8\u0026gt;] report_bug+0x1b8/0x280 [\u0026lt;900000000179c564\u0026gt;] do_bp+0x264/0x420 [\u0026lt;90000000004c302c\u0026gt;] __static_key_slow_dec_cpuslocked+0xec/0x100 [\u0026lt;90000000002b4d7c\u0026gt;] sched_cpu_deactivate+0x2fc/0x300 [ \u0026lt;9000000000266498\u0026gt;] cpuhp_invoke_callback+0x178/0x8a0 [\u0026lt;9000000000267f70\u0026gt;] cpuhp_thread_fun+0xf0/0x240 [\u0026lt;90000000002a117c\u0026gt;] smpboot_thread_fn+0x1dc/0x2e0 [\u0026lt;900000000029a720\u0026gt;] kthread+0x140/0x160 [\u0026lt;9000000000222288\u0026gt;] ret_from_kernel_thread+0xc/0xa4\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/0d862db64d26c2905ba1a6a8561466b215b664c2\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/752cd08da320a667a833803a8fd6bb266114cce5\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/b1ec3d6b86fdd057559a5908e6668279bf770e0e\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/0d862db64d26c2905ba1a6a8561466b215b664c2\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/752cd08da320a667a833803a8fd6bb266114cce5\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/b1ec3d6b86fdd057559a5908e6668279bf770e0e\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}"
  }
}


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