{"id":"CVE-2026-98522","revision":"17964eebf2b9452c8029e1dba149a388","records":[{"revision":"17964eebf2b9452c8029e1dba149a388","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-98522","aliases":[],"title":"drm/imagination: Propagate map failures correctly from pvr_mmu_map_sgl()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/imagination: Propagate map failures correctly from pvr_mmu_map_sgl()\n\nMap failure from pvr_mmu_map_sgl() interface was not returned correctly\nto pvr_mmu_map() interface. This resulted in pvr_mmu_map() interface to\ncontinue instead of returning an error to caller.\nFix it by returning a proper error code from pvr_mmu_map_sgl() interface.\n\nCall stack for crash:\n[ 1179.286237] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000008\n[ 1179.295067] Mem abort info:\n[ 1179.297877]   ESR = 0x0000000096000004\n[ 1179.301656]   EC = 0x25: DABT (current EL), IL = 32 bits\n[ 1179.306987]   SET = 0, FnV = 0\n[ 1179.310048]   EA = 0, S1PTW = 0\n[ 1179.313198]   FSC = 0x04: level 0 translation fault\n[ 1179.318096] Data abort info:\n[ 1179.320993]   ISV = 0, ISS = 0x00000004, ISS2 = 0x00000000\n[ 1179.326483]   CM = 0, WnR = 0, TnD = 0, TagAccess = 0\n[ 1179.331546]   GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0\n[ 1179.336895] user pgtable: 4k pages, 48-bit VAs, pgdp=000000009822a000\n[ 1179.343402] [0000000000000008] pgd=0000000000000000, p4d=0000000000000000\n[ 1179.350243] Internal error: Oops: 0000000096000004 [#2]  SMP\n[ 1179.355908] Modules linked in: powervr gpu_sched drm_shmem_helper drm_gpuvm drm_exec xhci_plat_hcd xhci_hcd dwc3 usbcore usb_common snd_soc_simple_card snd_soc_simple_card_utils dwc3_am62 at24 sa2ul sha512 libsha512 sha256 authenc sch_fq_codel fuse dm_mod ipv6\n[ 1179.378992] CPU: 1 UID: 1000 PID: 680 Comm: deqp-vk Tainted: G      D             6.17.0 #1 PREEMPT\n[ 1179.388120] Tainted: [D]=DIE\n[ 1179.390994] Hardware name: Texas Instruments AM625 SK (DT)\n[ 1179.396467] pstate: 00000005 (nzcv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)\n[ 1179.403415] pc : pvr_mmu_op_context_unmap_curr_page+0x6c/0x134 [powervr]\n[ 1179.410140] lr : pvr_mmu_op_context_unmap_curr_page+0x58/0x134 [powervr]\n[ 1179.416848] sp : ffff8000839ab8c0\n[ 1179.420153] x29: ffff8000839ab8c0 x28: 0000000000000001 x27: 000000008f386000\n[ 1179.427283] x26: ffff000016d1df98 x25: 0000000000247000 x24: 00000000000001e6\n[ 1179.434413] x23: 0000000000000002 x22: 000000000000ffff x21: 0000000000000247\n[ 1179.441540] x20: 0000000000000245 x19: ffff000016d1df60 x18: 0000000000000002\n[ 1179.448668] x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000001\n[ 1179.455793] x14: 0000000000060810 x13: ffff80007fffffff x12: ffff000004190480\n[ 1179.462921] x11: ffff8000853f7000 x10: ffff8000811ae000 x9 : ffff0000041900b8\n[ 1179.470051] x8 : 0000000000000000 x7 : 00000000990c4001 x6 : 0000000000000007\n[ 1179.477177] x5 : ffff000016d1df60 x4 : 0000000000000000 x3 : ffff00000a7d8000\n[ 1179.484306] x2 : 00000000000001ff x1 : 0000000000000000 x0 : 0000000000000000\n[ 1179.491433] Call trace:\n[ 1179.493872]  pvr_mmu_op_context_unmap_curr_page+0x6c/0x134 [powervr] (P)\n[ 1179.500582]  pvr_mmu_map+0x31c/0x388 [powervr]\n[ 1179.505027]  pvr_vm_gpuva_map+0x40/0x88 [powervr]\n[ 1179.509732]  __drm_gpuvm_sm_map+0x250/0x44c [drm_gpuvm]\n[ 1179.514952]  drm_gpuvm_sm_map+0x48/0x5c [drm_gpuvm]\n[ 1179.519822]  pvr_vm_bind_op_exec+0x64/0x70 [powervr]\n[ 1179.524785]  pvr_vm_map+0x1f8/0x2a8 [powervr]\n[ 1179.529142]  pvr_ioctl_vm_map+0x12c/0x188 [powervr]\n[ 1179.534018]  drm_ioctl_kernel+0xb8/0x128\n[ 1179.537941]  drm_ioctl+0x21c/0x4ec\n[ 1179.541337]  __arm64_sys_ioctl+0xac/0x108\n[ 1179.545344]  invoke_syscall+0x44/0x100\n[ 1179.549091]  el0_svc_common.constprop.0+0x40/0xe0\n[ 1179.553790]  do_el0_svc+0x1c/0x28\n[ 1179.557106]  el0_svc+0x34/0xf0\n[ 1179.560159]  el0t_64_sync_handler+0xd0/0xe4\n[ 1179.564334]  el0t_64_sync+0x198/0x19c\n[ 1179.567996] Code: 54000300 35000360 f9402261 79409a62 (f9400421)\n[ 1179.574081] ---[ end trace 0000000000000000 ]---","state":0,"publishedAt":"2026-10-18T15:17:39.774+00:00","modifiedAt":"2026-10-19T09:21:04.111+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/gpu/drm/imagination/pvr_mmu.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"ff5f643de0bf27874c4033cd57a0bd034b5c7d11\",\n                            \"lessThan\": \"13c7ae1d92ceea18d55612fa9431ca5ac77025f5\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"ff5f643de0bf27874c4033cd57a0bd034b5c7d11\",\n                            \"lessThan\": \"afe5b4d66d45b278ecd0e3d6889fb208ce2e5339\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"ff5f643de0bf27874c4033cd57a0bd034b5c7d11\",\n                            \"lessThan\": \"d30ea2747164992f5e720f6f53695d422bdc0346\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"ff5f643de0bf27874c4033cd57a0bd034b5c7d11\",\n                            \"lessThan\": \"7b824c293a6b56de8285a97984c507cba56bc4c4\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/gpu/drm/imagination/pvr_mmu.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"6.8\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"6.8\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.112\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.55\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2.9\",\n                            \"lessThanOrEqual\": \"7.2.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.3\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://git.kernel.org/stable/c/13c7ae1d92ceea18d55612fa9431ca5ac77025f5","https://git.kernel.org/stable/c/afe5b4d66d45b278ecd0e3d6889fb208ce2e5339","https://git.kernel.org/stable/c/d30ea2747164992f5e720f6f53695d422bdc0346","https://git.kernel.org/stable/c/7b824c293a6b56de8285a97984c507cba56bc4c4"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-98522","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-98522","identifiers":["CVE-2026-98522"]},"retained":false,"historicalAffected":[]}],"coverage":[]}