{"id":"DEBIAN-CVE-2026-46278","details":"In the Linux kernel, the following vulnerability has been resolved:  drm/imagination: Fix segfault when updating ftrace mask  Fix invalid data access by passing right data for debugfs entry.  [  171.549793] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 [  171.559248] Mem abort info: [  171.562173]   ESR = 0x0000000096000044 [  171.566227]   EC = 0x25: DABT (current EL), IL = 32 bits [  171.573108]   SET = 0, FnV = 0 [  171.576448]   EA = 0, S1PTW = 0 [  171.579745]   FSC = 0x04: level 0 translation fault [  171.584760] Data abort info: [  171.588012]   ISV = 0, ISS = 0x00000044, ISS2 = 0x00000000 [  171.593734]   CM = 0, WnR = 1, TnD = 0, TagAccess = 0 [  171.598962]   GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0 [  171.604471] user pgtable: 4k pages, 48-bit VAs, pgdp=0000000083837000 [  171.611358] [0000000000000000] pgd=0000000000000000, p4d=0000000000000000 [  171.618500] Internal error: Oops: 0000000096000044 [#1]  SMP [  171.624222] Modules linked in: powervr drm_shmem_helper drm_gpuvm... [  171.656580] CPU: 0 UID: 0 PID: 549 Comm: bash Not tainted 7.0.0-rc2-g730b257ba723-dirty #13 PREEMPT [  171.665773] Hardware name: BeagleBoard.org BeaglePlay (DT) [  171.671296] pstate: 20000005 (nzCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--) [  171.678306] pc : pvr_fw_trace_mask_set+0x78/0x154 [powervr] [  171.683959] lr : pvr_fw_trace_mask_set+0x4c/0x154 [powervr] [  171.689593] sp : ffff8000835ebb90 [  171.692929] x29: ffff8000835ebc00 x28: ffff000005c60f80 x27: 0000000000000000 [  171.700130] x26: 0000000000000000 x25: ffff00000504af28 x24: 0000000000000000 [  171.707324] x23: ffff00000504af50 x22: 0000000000000203 x21: 0000000000000000 [  171.714518] x20: ffff000005c44a80 x19: ffff000005c457b8 x18: 0000000000000000 [  171.721715] x17: 0000000000000000 x16: 0000000000000000 x15: 0000aaaae8887580 [  171.728908] x14: 0000000000000000 x13: 0000000000000000 x12: ffff8000835ebc30 [  171.736095] x11: ffff00000504af2a x10: ffff00008504af29 x9 : 0fffffffffffffff [  171.743286] x8 : ffff8000835ebbf8 x7 : 0000000000000000 x6 : 000000000000002a [  171.750479] x5 : ffff00000504af2e x4 : 0000000000000000 x3 : 0000000000000010 [  171.757674] x2 : 0000000000000203 x1 : 0000000000000000 x0 : ffff8000835ebba0 [  171.764871] Call trace: [  171.767342]  pvr_fw_trace_mask_set+0x78/0x154 [powervr] (P) [  171.772984]  simple_attr_write_xsigned.isra.0+0xe0/0x19c [  171.778341]  simple_attr_write+0x18/0x24 [  171.782296]  debugfs_attr_write+0x50/0x98 [  171.786341]  full_proxy_write+0x6c/0xa8 [  171.790208]  vfs_write+0xd4/0x350 [  171.793561]  ksys_write+0x70/0x108 [  171.796995]  __arm64_sys_write+0x1c/0x28 [  171.800952]  invoke_syscall+0x48/0x10c [  171.804740]  el0_svc_common.constprop.0+0x40/0xe0 [  171.809487]  do_el0_svc+0x1c/0x28 [  171.812834]  el0_svc+0x34/0x108 [  171.816013]  el0t_64_sync_handler+0xa0/0xe4 [  171.820237]  el0t_64_sync+0x198/0x19c [  171.823939] Code: 32000262 b90ac293 1a931056 9134e293 (b9000036) [  171.830073] ---[ end trace 0000000000000000 ]---","modified":"2026-08-27T23:06:10.527192646Z","published":"2026-06-08T17:16:45.390Z","upstream":["CVE-2026-46278"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2026-46278"}],"affected":[{"package":{"name":"linux","ecosystem":"Debian:14","purl":"pkg:deb/debian/linux?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.0.4-1"}]}],"versions":["6.12.100-1","6.12.101-1","6.12.105-1","6.12.38-1","6.12.41-1","6.12.43-1","6.12.43-1~bpo12+1","6.12.48-1","6.12.57-1","6.12.57-1~bpo12+1","6.12.63-1","6.12.63-1~bpo12+1","6.12.69-1","6.12.69-1~bpo12+1","6.12.73-1","6.12.73-1~bpo12+1","6.12.74-1","6.12.74-2","6.12.74-2~bpo12+1","6.12.85-1","6.12.85-1~bpo12+1","6.12.86-1","6.12.86-1~bpo12+1","6.12.88-1","6.12.88-1~bpo12+1","6.12.90-1","6.12.90-1~bpo12+1","6.12.90-2","6.12.90-2~bpo12+1","6.12.94-1","6.12.94-1~bpo12+1","6.12.95-1","6.12.95-1~bpo12+1","6.12.96-1","6.13.10-1~exp1","6.13.11-1~exp1","6.13.2-1~exp1","6.13.3-1~exp1","6.13.4-1~exp1","6.13.5-1~exp1","6.13.6-1~exp1","6.13.7-1~exp1","6.13.8-1~exp1","6.13.9-1~exp1","6.13~rc6-1~exp1","6.13~rc7-1~exp1","6.14.3-1~exp1","6.14.5-1~exp1","6.14.6-1~exp1","6.15-1~exp1","6.15.1-1~exp1","6.15.2-1~exp1","6.15.3-1~exp1","6.15.4-1~exp1","6.15.5-1~exp1","6.15.6-1~exp1","6.15~rc7-1~exp1","6.16-1~exp1","6.16.1-1~exp1","6.16.10-1","6.16.11-1","6.16.12-1","6.16.12-1~bpo13+1","6.16.12-2","6.16.3-1","6.16.3-1~bpo13+1","6.16.5-1","6.16.6-1","6.16.7-1","6.16.8-1","6.16.9-1","6.16~rc7-1~exp1","6.17.10-1","6.17.11-1","6.17.12-1","6.17.13-1","6.17.13-1~bpo13+1","6.17.2-1~exp1","6.17.5-1~exp1","6.17.6-1","6.17.7-1","6.17.7-2","6.17.8-1","6.17.8-1~bpo13+1","6.17.9-1","6.18.1-1~exp1","6.18.10-1","6.18.12-1","6.18.12-1~bpo13+1","6.18.13-1","6.18.14-1","6.18.15-1","6.18.15-1~bpo13+1","6.18.2-1~exp1","6.18.3-1","6.18.5-1","6.18.5-1~bpo13+1","6.18.8-1","6.18.9-1","6.18.9-1~bpo13+1","6.18~rc4-1~exp1","6.18~rc4-1~exp2","6.18~rc5-1~exp1","6.18~rc6-1~exp1","6.18~rc7-1~exp1","6.19-1~exp1","6.19.10-1","6.19.10-1~bpo13+1","6.19.11-1","6.19.11-1~bpo13+1","6.19.12-1","6.19.13-1","6.19.13-1~bpo13+1","6.19.14-1","6.19.14-1~bpo13+1","6.19.2-1~exp1","6.19.3-1~exp1","6.19.4-1~exp1","6.19.5-1~exp1","6.19.6-1","6.19.6-2","6.19.6-2~bpo13+1","6.19.8-1","6.19.8-1~bpo13+1","6.19~rc4-1~exp1","6.19~rc5-1~exp1","6.19~rc6-1~exp1","6.19~rc7-1~exp1","6.19~rc8-1~exp1","7.0-1~exp1","7.0.1-1~exp1","7.0.3-1","7.0.4-1~bpo13+1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-46278.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"}]}