{"id":"DEBIAN-CVE-2022-48633","details":"In the Linux kernel, the following vulnerability has been resolved:  drm/gma500: Fix WARN_ON(lock-\u003emagic != lock) error  psb_gem_unpin() calls dma_resv_lock() but the underlying ww_mutex gets destroyed by drm_gem_object_release() move the drm_gem_object_release() call in psb_gem_free_object() to after the unpin to fix the below warning:  [   79.693962] ------------[ cut here ]------------ [   79.693992] DEBUG_LOCKS_WARN_ON(lock-\u003emagic != lock) [   79.694015] WARNING: CPU: 0 PID: 240 at kernel/locking/mutex.c:582 __ww_mutex_lock.constprop.0+0x569/0xfb0 [   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 [   79.694436] CPU: 0 PID: 240 Comm: plymouthd Tainted: G        W   E      6.0.0-rc3+ #490 [   79.694457] Hardware name: Packard Bell dot s/SJE01_CT, BIOS V1.10 07/23/2013 [   79.694469] RIP: 0010:__ww_mutex_lock.constprop.0+0x569/0xfb0 [   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 \u003c0f\u003e 0b e9 ed fa ff ff e8 5b 83 8a ff 85 c0 74 10 44 8b 0d 98 3c 11 [   79.694513] RSP: 0018:ffffad1dc048bbe0 EFLAGS: 00010282 [   79.694623] RAX: 0000000000000028 RBX: 0000000000000000 RCX: 0000000000000000 [   79.694636] RDX: 0000000000000001 RSI: ffffffffaa8b0ffc RDI: 00000000ffffffff [   79.694650] RBP: ffffad1dc048bc80 R08: 0000000000000000 R09: ffffad1dc048ba90 [   79.694662] R10: 0000000000000003 R11: ffffffffaad62fe8 R12: ffff9ff302103138 [   79.694675] R13: ffff9ff306ec8000 R14: ffff9ff307779078 R15: ffff9ff3014c0270 [   79.694690] FS:  00007ff1cccf1740(0000) GS:ffff9ff3bc200000(0000) knlGS:0000000000000000 [   79.694705] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [   79.694719] CR2: 0000559ecbcb4420 CR3: 0000000013210000 CR4: 00000000000006f0 [   79.694734] Call Trace: [   79.694749]  \u003cTASK\u003e [   79.694761]  ? __schedule+0x47f/0x1670 [   79.694796]  ? psb_gem_unpin+0x27/0x1a0 [gma500_gfx] [   79.694830]  ? lock_is_held_type+0xe3/0x140 [   79.694864]  ? ww_mutex_lock+0x38/0xa0 [   79.694885]  ? __cond_resched+0x1c/0x30 [   79.694902]  ww_mutex_lock+0x38/0xa0 [   79.694925]  psb_gem_unpin+0x27/0x1a0 [gma500_gfx] [   79.694964]  psb_gem_unpin+0x199/0x1a0 [gma500_gfx] [   79.694996]  drm_gem_object_release_handle+0x50/0x60 [   79.695020]  ? drm_gem_object_handle_put_unlocked+0xf0/0xf0 [   79.695042]  idr_for_each+0x4b/0xb0 [   79.695066]  ? _raw_spin_unlock_irqrestore+0x30/0x60 [   79.695095]  drm_gem_release+0x1c/0x30 [   79.695118]  drm_file_free.part.0+0x1ea/0x260 [   79.695150]  drm_release+0x6a/0x120 [   79.695175]  __fput+0x9f/0x260 [   79.695203]  task_work_run+0x59/0xa0 [   79.695227]  do_exit+0x387/0xbe0 [   79.695250]  ? seqcount_lockdep_reader_access.constprop.0+0x82/0x90 [   79.695275]  ? lockdep_hardirqs_on+0x7d/0x100 [   79.695304]  do_group_exit+0x33/0xb0 [   79.695331]  __x64_sys_exit_group+0x14/0x20 [   79.695353]  do_syscall_64+0x58/0x80 [   79.695376]  ? up_read+0x17/0x20 [   79.695401]  ? lock_is_held_type+0xe3/0x140 [   79.695429]  ? asm_exc_page_fault+0x22/0x30 [   79.695450]  ? lockdep_hardirqs_on+0x7d/0x100 [   79.695473]  entry_SYSCALL_64_after_hwframe+0x63/0xcd [   79.695493] RIP: 0033:0x7ff1ccefe3f1 [   79.695516] Code: Unable to access opcode bytes at RIP 0x7ff1ccefe3c7. [   79.695607] RSP: 002b:00007ffed4413378 EFLAGS:  ---truncated---","modified":"2026-09-01T20:04:50.462843845Z","published":"2024-04-28T13:15:06.560Z","upstream":["CVE-2022-48633"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2022-48633"}],"affected":[{"package":{"name":"linux","ecosystem":"Debian:12","purl":"pkg:deb/debian/linux?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.0.2-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2022-48633.json"}},{"package":{"name":"linux","ecosystem":"Debian:13","purl":"pkg:deb/debian/linux?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.0.2-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2022-48633.json"}},{"package":{"name":"linux","ecosystem":"Debian:14","purl":"pkg:deb/debian/linux?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.0.2-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2022-48633.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}