{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/gma500: Fix WARN_ON(lock->magic != lock) error\n\npsb_gem_unpin() calls dma_resv_lock() but the underlying ww_mutex\ngets destroyed by drm_gem_object_release() move the\ndrm_gem_object_release() call in psb_gem_free_object() to after\nthe unpin to fix the below warning:\n\n[   79.693962] ------------[ cut here ]------------\n[   79.693992] DEBUG_LOCKS_WARN_ON(lock->magic != lock)\n[   79.694015] WARNING: CPU: 0 PID: 240 at kernel/locking/mutex.c:582 __ww_mutex_lock.constprop.0+0x569/0xfb0\n[   79.694052] Modules linked in: rfcomm snd_seq_dummy snd_hrtimer qrtr bnep ath9k ath9k_common ath9k_hw snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio snd_hda_codec_hdmi snd_hda_intel ath3k snd_intel_dspcfg mac80211 snd_intel_sdw_acpi btusb snd_hda_codec btrtl btbcm btintel btmtk bluetooth at24 snd_hda_core snd_hwdep uvcvideo snd_seq libarc4 videobuf2_vmalloc ath videobuf2_memops videobuf2_v4l2 videobuf2_common snd_seq_device videodev acer_wmi intel_powerclamp coretemp mc snd_pcm joydev sparse_keymap ecdh_generic pcspkr wmi_bmof cfg80211 i2c_i801 i2c_smbus snd_timer snd r8169 rfkill lpc_ich soundcore acpi_cpufreq zram rtsx_pci_sdmmc mmc_core serio_raw rtsx_pci gma500_gfx(E) video wmi ip6_tables ip_tables i2c_dev fuse\n[   79.694436] CPU: 0 PID: 240 Comm: plymouthd Tainted: G        W   E      6.0.0-rc3+ #490\n[   79.694457] Hardware name: Packard Bell dot s/SJE01_CT, BIOS V1.10 07/23/2013\n[   79.694469] RIP: 0010:__ww_mutex_lock.constprop.0+0x569/0xfb0\n[   79.694496] Code: ff 85 c0 0f 84 15 fb ff ff 8b 05 ca 3c 11 01 85 c0 0f 85 07 fb ff ff 48 c7 c6 30 cb 84 aa 48 c7 c7 a3 e1 82 aa e8 ac 29 f8 ff <0f> 0b e9 ed fa ff ff e8 5b 83 8a ff 85 c0 74 10 44 8b 0d 98 3c 11\n[   79.694513] RSP: 0018:ffffad1dc048bbe0 EFLAGS: 00010282\n[   79.694623] RAX: 0000000000000028 RBX: 0000000000000000 RCX: 0000000000000000\n[   79.694636] RDX: 0000000000000001 RSI: ffffffffaa8b0ffc RDI: 00000000ffffffff\n[   79.694650] RBP: ffffad1dc048bc80 R08: 0000000000000000 R09: ffffad1dc048ba90\n[   79.694662] R10: 0000000000000003 R11: ffffffffaad62fe8 R12: ffff9ff302103138\n[   79.694675] R13: ffff9ff306ec8000 R14: ffff9ff307779078 R15: ffff9ff3014c0270\n[   79.694690] FS:  00007ff1cccf1740(0000) GS:ffff9ff3bc200000(0000) knlGS:0000000000000000\n[   79.694705] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[   79.694719] CR2: 0000559ecbcb4420 CR3: 0000000013210000 CR4: 00000000000006f0\n[   79.694734] Call Trace:\n[   79.694749]  <TASK>\n[   79.694761]  ? __schedule+0x47f/0x1670\n[   79.694796]  ? psb_gem_unpin+0x27/0x1a0 [gma500_gfx]\n[   79.694830]  ? lock_is_held_type+0xe3/0x140\n[   79.694864]  ? ww_mutex_lock+0x38/0xa0\n[   79.694885]  ? __cond_resched+0x1c/0x30\n[   79.694902]  ww_mutex_lock+0x38/0xa0\n[   79.694925]  psb_gem_unpin+0x27/0x1a0 [gma500_gfx]\n[   79.694964]  psb_gem_unpin+0x199/0x1a0 [gma500_gfx]\n[   79.694996]  drm_gem_object_release_handle+0x50/0x60\n[   79.695020]  ? drm_gem_object_handle_put_unlocked+0xf0/0xf0\n[   79.695042]  idr_for_each+0x4b/0xb0\n[   79.695066]  ? _raw_spin_unlock_irqrestore+0x30/0x60\n[   79.695095]  drm_gem_release+0x1c/0x30\n[   79.695118]  drm_file_free.part.0+0x1ea/0x260\n[   79.695150]  drm_release+0x6a/0x120\n[   79.695175]  __fput+0x9f/0x260\n[   79.695203]  task_work_run+0x59/0xa0\n[   79.695227]  do_exit+0x387/0xbe0\n[   79.695250]  ? seqcount_lockdep_reader_access.constprop.0+0x82/0x90\n[   79.695275]  ? lockdep_hardirqs_on+0x7d/0x100\n[   79.695304]  do_group_exit+0x33/0xb0\n[   79.695331]  __x64_sys_exit_group+0x14/0x20\n[   79.695353]  do_syscall_64+0x58/0x80\n[   79.695376]  ? up_read+0x17/0x20\n[   79.695401]  ? lock_is_held_type+0xe3/0x140\n[   79.695429]  ? asm_exc_page_fault+0x22/0x30\n[   79.695450]  ? lockdep_hardirqs_on+0x7d/0x100\n[   79.695473]  entry_SYSCALL_64_after_hwframe+0x63/0xcd\n[   79.695493] RIP: 0033:0x7ff1ccefe3f1\n[   79.695516] Code: Unable to access opcode bytes at RIP 0x7ff1ccefe3c7.\n[   79.695607] RSP: 002b:00007ffed4413378 EFLAGS: \n---truncated---"
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/gpu/drm/gma500/gem.c"
               ],
               "versions": [
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "55c077d97fa6",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "b6f25c3b94f2",
                     "status": "affected",
                     "versionType": "git"
                  }
               ]
            },
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "affected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/gpu/drm/gma500/gem.c"
               ],
               "versions": [
                  {
                     "version": "5.19.12",
                     "lessThanOrEqual": "5.19.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.0",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/55c077d97fa67e9f19952bb24122a8316b089474"
            },
            {
               "url": "https://git.kernel.org/stable/c/b6f25c3b94f2aadbf5cbef954db4073614943d74"
            }
         ],
         "title": "drm/gma500: Fix WARN_ON(lock->magic != lock) error",
         "x_generator": {
            "engine": "bippy-a5840b7849dd"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2022-48633",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}
