cve-2024-26941
Vulnerability from cvelistv5
Published
2024-05-01 05:17
Modified
2024-09-11 17:32
Severity
Summary
drm/dp: Fix divide-by-zero regression on DP MST unplug with nouveau
References
SourceURLTags
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/828862071a6ca0c52655e6e62ac7abfef3e5c578
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/9cbd1dae842737bfafa4b10a87909fa209dde250
Impacted products
VendorProduct
LinuxLinux
LinuxLinux
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T00:21:05.703Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/828862071a6ca0c52655e6e62ac7abfef3e5c578"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/9cbd1dae842737bfafa4b10a87909fa209dde250"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2024-26941",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-09-10T15:45:45.826291Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
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          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-09-11T17:32:58.653Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/display/drm_dp_helper.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "828862071a6c",
              "status": "affected",
              "version": "c1d6a22b7219",
              "versionType": "git"
            },
            {
              "lessThan": "9cbd1dae8427",
              "status": "affected",
              "version": "c1d6a22b7219",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/display/drm_dp_helper.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.8"
            },
            {
              "lessThan": "6.8",
              "status": "unaffected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "6.8.*",
              "status": "unaffected",
              "version": "6.8.3",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.9",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/dp: Fix divide-by-zero regression on DP MST unplug with nouveau\n\nFix a regression when using nouveau and unplugging a StarTech MSTDP122DP\nDisplayPort 1.2 MST hub (the same regression does not appear when using\na Cable Matters DisplayPort 1.4 MST hub). Trace:\n\n divide error: 0000 [#1] PREEMPT SMP PTI\n CPU: 7 PID: 2962 Comm: Xorg Not tainted 6.8.0-rc3+ #744\n Hardware name: Razer Blade/DANA_MB, BIOS 01.01 08/31/2018\n RIP: 0010:drm_dp_bw_overhead+0xb4/0x110 [drm_display_helper]\n Code: c6 b8 01 00 00 00 75 61 01 c6 41 0f af f3 41 0f af f1 c1 e1 04 48 63 c7 31 d2 89 ff 48 8b 5d f8 c9 48 0f af f1 48 8d 44 06 ff \u003c48\u003e f7 f7 31 d2 31 c9 31 f6 31 ff 45 31 c0 45 31 c9 45 31 d2 45 31\n RSP: 0018:ffffb2c5c211fa30 EFLAGS: 00010206\n RAX: ffffffffffffffff RBX: 0000000000000000 RCX: 0000000000f59b00\n RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000\n RBP: ffffb2c5c211fa48 R08: 0000000000000001 R09: 0000000000000020\n R10: 0000000000000004 R11: 0000000000000000 R12: 0000000000023b4a\n R13: ffff91d37d165800 R14: ffff91d36fac6d80 R15: ffff91d34a764010\n FS:  00007f4a1ca3fa80(0000) GS:ffff91d6edbc0000(0000) knlGS:0000000000000000\n CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n CR2: 0000559491d49000 CR3: 000000011d180002 CR4: 00000000003706f0\n Call Trace:\n  \u003cTASK\u003e\n  ? show_regs+0x6d/0x80\n  ? die+0x37/0xa0\n  ? do_trap+0xd4/0xf0\n  ? do_error_trap+0x71/0xb0\n  ? drm_dp_bw_overhead+0xb4/0x110 [drm_display_helper]\n  ? exc_divide_error+0x3a/0x70\n  ? drm_dp_bw_overhead+0xb4/0x110 [drm_display_helper]\n  ? asm_exc_divide_error+0x1b/0x20\n  ? drm_dp_bw_overhead+0xb4/0x110 [drm_display_helper]\n  ? drm_dp_calc_pbn_mode+0x2e/0x70 [drm_display_helper]\n  nv50_msto_atomic_check+0xda/0x120 [nouveau]\n  drm_atomic_helper_check_modeset+0xa87/0xdf0 [drm_kms_helper]\n  drm_atomic_helper_check+0x19/0xa0 [drm_kms_helper]\n  nv50_disp_atomic_check+0x13f/0x2f0 [nouveau]\n  drm_atomic_check_only+0x668/0xb20 [drm]\n  ? drm_connector_list_iter_next+0x86/0xc0 [drm]\n  drm_atomic_commit+0x58/0xd0 [drm]\n  ? __pfx___drm_printfn_info+0x10/0x10 [drm]\n  drm_atomic_connector_commit_dpms+0xd7/0x100 [drm]\n  drm_mode_obj_set_property_ioctl+0x1c5/0x450 [drm]\n  ? __pfx_drm_connector_property_set_ioctl+0x10/0x10 [drm]\n  drm_connector_property_set_ioctl+0x3b/0x60 [drm]\n  drm_ioctl_kernel+0xb9/0x120 [drm]\n  drm_ioctl+0x2d0/0x550 [drm]\n  ? __pfx_drm_connector_property_set_ioctl+0x10/0x10 [drm]\n  nouveau_drm_ioctl+0x61/0xc0 [nouveau]\n  __x64_sys_ioctl+0xa0/0xf0\n  do_syscall_64+0x76/0x140\n  ? do_syscall_64+0x85/0x140\n  ? do_syscall_64+0x85/0x140\n  entry_SYSCALL_64_after_hwframe+0x6e/0x76\n RIP: 0033:0x7f4a1cd1a94f\n Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 10 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 10 00 00 00 0f 05 \u003c41\u003e 89 c0 3d 00 f0 ff ff 77 1f 48 8b 44 24 18 64 48 2b 04 25 28 00\n RSP: 002b:00007ffd2f1df520 EFLAGS: 00000246 ORIG_RAX: 0000000000000010\n RAX: ffffffffffffffda RBX: 00007ffd2f1df5b0 RCX: 00007f4a1cd1a94f\n RDX: 00007ffd2f1df5b0 RSI: 00000000c01064ab RDI: 000000000000000f\n RBP: 00000000c01064ab R08: 000056347932deb8 R09: 000056347a7d99c0\n R10: 0000000000000000 R11: 0000000000000246 R12: 000056347938a220\n R13: 000000000000000f R14: 0000563479d9f3f0 R15: 0000000000000000\n  \u003c/TASK\u003e\n Modules linked in: rfcomm xt_conntrack nft_chain_nat xt_MASQUERADE nf_nat nf_conntrack_netlink nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 xfrm_user xfrm_algo xt_addrtype nft_compat nf_tables nfnetlink br_netfilter bridge stp llc ccm cmac algif_hash overlay algif_skcipher af_alg bnep binfmt_misc snd_sof_pci_intel_cnl snd_sof_intel_hda_common snd_soc_hdac_hda snd_sof_pci snd_sof_xtensa_dsp snd_sof_intel_hda snd_sof snd_sof_utils snd_soc_acpi_intel_match snd_soc_acpi snd_soc_core snd_compress snd_sof_intel_hda_mlink snd_hda_ext_core iwlmvm intel_rapl_msr intel_rapl_common intel_tcc_cooling x86_pkg_temp_thermal intel_powerclamp mac80211 coretemp kvm_intel snd_hda_codec_hdmi kvm snd_hda_\n---truncated---"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-05-29T05:25:34.278Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/828862071a6ca0c52655e6e62ac7abfef3e5c578"
        },
        {
          "url": "https://git.kernel.org/stable/c/9cbd1dae842737bfafa4b10a87909fa209dde250"
        }
      ],
      "title": "drm/dp: Fix divide-by-zero regression on DP MST unplug with nouveau",
      "x_generator": {
        "engine": "bippy-a5840b7849dd"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2024-26941",
    "datePublished": "2024-05-01T05:17:52.810Z",
    "dateReserved": "2024-02-19T14:20:24.197Z",
    "dateUpdated": "2024-09-11T17:32:58.653Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2024-26941\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-05-01T06:15:09.487\",\"lastModified\":\"2024-05-01T13:02:20.750\",\"vulnStatus\":\"Awaiting Analysis\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\ndrm/dp: Fix divide-by-zero regression on DP MST unplug with nouveau\\n\\nFix a regression when using nouveau and unplugging a StarTech MSTDP122DP\\nDisplayPort 1.2 MST hub (the same regression does not appear when using\\na Cable Matters DisplayPort 1.4 MST hub). Trace:\\n\\n divide error: 0000 [#1] PREEMPT SMP PTI\\n CPU: 7 PID: 2962 Comm: Xorg Not tainted 6.8.0-rc3+ #744\\n Hardware name: Razer Blade/DANA_MB, BIOS 01.01 08/31/2018\\n RIP: 0010:drm_dp_bw_overhead+0xb4/0x110 [drm_display_helper]\\n Code: c6 b8 01 00 00 00 75 61 01 c6 41 0f af f3 41 0f af f1 c1 e1 04 48 63 c7 31 d2 89 ff 48 8b 5d f8 c9 48 0f af f1 48 8d 44 06 ff \u003c48\u003e f7 f7 31 d2 31 c9 31 f6 31 ff 45 31 c0 45 31 c9 45 31 d2 45 31\\n RSP: 0018:ffffb2c5c211fa30 EFLAGS: 00010206\\n RAX: ffffffffffffffff RBX: 0000000000000000 RCX: 0000000000f59b00\\n RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000\\n RBP: ffffb2c5c211fa48 R08: 0000000000000001 R09: 0000000000000020\\n R10: 0000000000000004 R11: 0000000000000000 R12: 0000000000023b4a\\n R13: ffff91d37d165800 R14: ffff91d36fac6d80 R15: ffff91d34a764010\\n FS:  00007f4a1ca3fa80(0000) GS:ffff91d6edbc0000(0000) knlGS:0000000000000000\\n CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\\n CR2: 0000559491d49000 CR3: 000000011d180002 CR4: 00000000003706f0\\n Call Trace:\\n  \u003cTASK\u003e\\n  ? show_regs+0x6d/0x80\\n  ? die+0x37/0xa0\\n  ? do_trap+0xd4/0xf0\\n  ? do_error_trap+0x71/0xb0\\n  ? drm_dp_bw_overhead+0xb4/0x110 [drm_display_helper]\\n  ? exc_divide_error+0x3a/0x70\\n  ? drm_dp_bw_overhead+0xb4/0x110 [drm_display_helper]\\n  ? asm_exc_divide_error+0x1b/0x20\\n  ? drm_dp_bw_overhead+0xb4/0x110 [drm_display_helper]\\n  ? drm_dp_calc_pbn_mode+0x2e/0x70 [drm_display_helper]\\n  nv50_msto_atomic_check+0xda/0x120 [nouveau]\\n  drm_atomic_helper_check_modeset+0xa87/0xdf0 [drm_kms_helper]\\n  drm_atomic_helper_check+0x19/0xa0 [drm_kms_helper]\\n  nv50_disp_atomic_check+0x13f/0x2f0 [nouveau]\\n  drm_atomic_check_only+0x668/0xb20 [drm]\\n  ? drm_connector_list_iter_next+0x86/0xc0 [drm]\\n  drm_atomic_commit+0x58/0xd0 [drm]\\n  ? __pfx___drm_printfn_info+0x10/0x10 [drm]\\n  drm_atomic_connector_commit_dpms+0xd7/0x100 [drm]\\n  drm_mode_obj_set_property_ioctl+0x1c5/0x450 [drm]\\n  ? __pfx_drm_connector_property_set_ioctl+0x10/0x10 [drm]\\n  drm_connector_property_set_ioctl+0x3b/0x60 [drm]\\n  drm_ioctl_kernel+0xb9/0x120 [drm]\\n  drm_ioctl+0x2d0/0x550 [drm]\\n  ? __pfx_drm_connector_property_set_ioctl+0x10/0x10 [drm]\\n  nouveau_drm_ioctl+0x61/0xc0 [nouveau]\\n  __x64_sys_ioctl+0xa0/0xf0\\n  do_syscall_64+0x76/0x140\\n  ? do_syscall_64+0x85/0x140\\n  ? do_syscall_64+0x85/0x140\\n  entry_SYSCALL_64_after_hwframe+0x6e/0x76\\n RIP: 0033:0x7f4a1cd1a94f\\n Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 10 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 10 00 00 00 0f 05 \u003c41\u003e 89 c0 3d 00 f0 ff ff 77 1f 48 8b 44 24 18 64 48 2b 04 25 28 00\\n RSP: 002b:00007ffd2f1df520 EFLAGS: 00000246 ORIG_RAX: 0000000000000010\\n RAX: ffffffffffffffda RBX: 00007ffd2f1df5b0 RCX: 00007f4a1cd1a94f\\n RDX: 00007ffd2f1df5b0 RSI: 00000000c01064ab RDI: 000000000000000f\\n RBP: 00000000c01064ab R08: 000056347932deb8 R09: 000056347a7d99c0\\n R10: 0000000000000000 R11: 0000000000000246 R12: 000056347938a220\\n R13: 000000000000000f R14: 0000563479d9f3f0 R15: 0000000000000000\\n  \u003c/TASK\u003e\\n Modules linked in: rfcomm xt_conntrack nft_chain_nat xt_MASQUERADE nf_nat nf_conntrack_netlink nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 xfrm_user xfrm_algo xt_addrtype nft_compat nf_tables nfnetlink br_netfilter bridge stp llc ccm cmac algif_hash overlay algif_skcipher af_alg bnep binfmt_misc snd_sof_pci_intel_cnl snd_sof_intel_hda_common snd_soc_hdac_hda snd_sof_pci snd_sof_xtensa_dsp snd_sof_intel_hda snd_sof snd_sof_utils snd_soc_acpi_intel_match snd_soc_acpi snd_soc_core snd_compress snd_sof_intel_hda_mlink snd_hda_ext_core iwlmvm intel_rapl_msr intel_rapl_common intel_tcc_cooling x86_pkg_temp_thermal intel_powerclamp mac80211 coretemp kvm_intel snd_hda_codec_hdmi kvm snd_hda_\\n---truncated---\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: drm/dp: Se corrigi\u00f3 la regresi\u00f3n de divisi\u00f3n por cero en DP MST desconectar con nouveau Se corrigi\u00f3 una regresi\u00f3n al usar nouveau y desconectar un concentrador MST StarTech MSTDP122DP DisplayPort 1.2 (la misma regresi\u00f3n no aparecen cuando se utiliza un concentrador Cable Matters DisplayPort 1.4 MST). Seguimiento: error de divisi\u00f3n: 0000 [#1] PREEMPT SMP PTI CPU: 7 PID: 2962 Comm: Xorg Not tainted 6.8.0-rc3+ #744 Nombre de hardware: Razer Blade/DANA_MB, BIOS 01.01 31/08/2018 RIP: 0010: drm_dp_bw_overhead+0xb4/0x110 [drm_display_helper] C\u00f3digo: c6 b8 01 00 00 00 75 61 01 c6 41 0f af f3 41 0f af f1 c1 e1 04 48 63 c7 31 d2 89 ff 48 8b 5d f8 c9 48 0f af f1 48 8d 44 06 y siguientes \u0026lt;48\u0026gt; f7 f7 31 d2 31 c9 31 f6 31 ff 45 31 c0 45 31 c9 45 31 d2 45 31 RSP: 0018:ffffb2c5c211fa30 EFLAGS: 00010206 RAX: ffffffffffffffff RBX: 000000000 RCX: 0000000000f59b00 RDX: 0000000000000000 RSI: 0000000000000000 RDI : 0000000000000000 RBP: ffffb2c5c211fa48 R08: 0000000000000001 R09: 0000000000000020 R10: 00000000000000004 R11: 0000000000000000 R12: 0000000000023b4a R13: ffff91d37d165800 R14: ffff91d36fac6d80 R15: ffff91d34a764010 FS: 00007f4a1ca3fa80(0000) GS:ffff91d6edbc0000(0000) 00000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000559491d49000 CR3: 000000011d180002 CR4: 00000000003706f0 Seguimiento de llamadas:  ? show_regs+0x6d/0x80? morir+0x37/0xa0? do_trap+0xd4/0xf0? do_error_trap+0x71/0xb0? drm_dp_bw_overhead+0xb4/0x110 [drm_display_helper] ? exc_divide_error+0x3a/0x70? drm_dp_bw_overhead+0xb4/0x110 [drm_display_helper] ? asm_exc_divide_error+0x1b/0x20? drm_dp_bw_overhead+0xb4/0x110 [drm_display_helper] ? drm_dp_calc_pbn_mode+0x2e/0x70 [drm_display_helper] nv50_msto_atomic_check+0xda/0x120 [nuevo] drm_atomic_helper_check_modeset+0xa87/0xdf0 [drm_kms_helper] drm_atomic_helper_check+0x19/0xa0 [drm_km s_helper] nv50_disp_atomic_check+0x13f/0x2f0 [nuevo] drm_atomic_check_only+0x668/0xb20 [drm]? drm_connector_list_iter_next+0x86/0xc0 [drm] drm_atomic_commit+0x58/0xd0 [drm] ? __pfx___drm_printfn_info+0x10/0x10 [drm] drm_atomic_connector_commit_dpms+0xd7/0x100 [drm] drm_mode_obj_set_property_ioctl+0x1c5/0x450 [drm] ? __pfx_drm_connector_property_set_ioctl+0x10/0x10 [drm] drm_connector_property_set_ioctl+0x3b/0x60 [drm] drm_ioctl_kernel+0xb9/0x120 [drm] drm_ioctl+0x2d0/0x550 [drm] ? __pfx_drm_connector_property_set_ioctl+0x10/0x10 [drm] nouveau_drm_ioctl+0x61/0xc0 [nuevo] __x64_sys_ioctl+0xa0/0xf0 do_syscall_64+0x76/0x140 ? do_syscall_64+0x85/0x140? do_syscall_64+0x85/0x140 Entry_SYSCALL_64_after_hwframe+0x6e/0x76 RIP: 0033:0x7f4a1cd1a94f C\u00f3digo: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 10 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 10 00 00 00 0f 05 \u0026lt;41\u0026gt; 89 c0 3d 00 f0 ff ff 77 1f 48 8b 44 24 18 64 48 2b 04 25 28 00 RSP: 002b:00007ffd2f1df520 EFLAGS: 0246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007ffd2f1df5b0 RCX: 00007f4a1cd1a94f RDX: 00007ffd2f1df5b0 RSI: 00000000c01064ab RDI: 000000000000000f RBP: 00000000c01064ab R08: 000056347932deb8 R09: 00056347a7d99c0 R10: 0000000000000000 R11: 0000000000000246 R12: 000056347938a220 R13: 0000000000000000f R14: 0000563479d9f3f0 0000000000000000  M\u00f3dulos vinculados en: rfcomm xt_conntrack nft_chain_nat xt_masquerade nf_nat nf_conntrack_netlink nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 xfrm_user xfrm_algo Xad_addrtype nft_compat nf_tables nfnetlink br_netfilter puente stp llc ccm cmac alkh_ overkh_ overkh_ overkh_ overkh_ overgh_ upny _alg bnep binfmt_misc snd_sof_pci_intel_cnl snd_sof_intel_hda_common snd_soc_hdac_hda snd_sof_pci snd_sof_xtensa_dsp snd_sof_intel_hda SOC_ACPP SOCPI SND_SOC_CORE SND_COMPRESS SND_SOF_INTEL_INTEL_HDA_MLINK SND_HDA_EXT_CORE IWLMVM Intel_raPl_MMSR Intel_raPl_Common Intel_tccc_Cooling x86_pkg_temp_Thermal Intel_PowerClAMCCLAMCCLAMCCLAMCO11111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111. a_codec_hdmi kvm snd_hda_ ---truncado---\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/828862071a6ca0c52655e6e62ac7abfef3e5c578\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/9cbd1dae842737bfafa4b10a87909fa209dde250\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


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