{ "cveId": "CVE-2026-46312", "url": "https://patchblox.com/security/cve/CVE-2026-46312", "summary": "CVE-2026-46312 is fixed in 16 products on 1 platform, first by DEBIAN-CVE-2026-46312, released June 24, 2026. It is not reported as exploited. Patch Radar priority: Routine.", "title": "media: videobuf2: Set vma_flags in vb2_dma_sg_mmap", "description": "In the Linux kernel, the following vulnerability has been resolved: media: videobuf2: Set vma_flags in vb2_dma_sg_mmap vb2_dma_contig sets VMA flags VM_DONTEXPAND and VM_DONTDUMP and I do not see a reason why vb2_dma_sg should behave differently. This avoids hitting \u0060WARN_ON(!(vma-\u003Evm_flags \u0026 VM_DONTEXPAND));\u0060 in drm_gem_mmap_obj() during mmap() of an imported dma-buf from the out of tree Apple ISP camera capture driver which uses vb2_dma_sg_memops. gst-launch-1.0 v4l2src ! gtk4paintablesink [ 38.201528] ------------[ cut here ]------------ [ 38.202135] WARNING: CPU: 7 PID: 2362 at drivers/gpu/drm/drm_gem.c:1144 drm_gem_mmap_obj\u002B0x1f8/0x210 [ 38.203278] Modules linked in: rfcomm snd_seq_dummy snd_hrtimer snd_seq snd_seq_device uinput nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables qrtr bnep nls_ascii i2c_dev loop fuse dm_multipath nfnetlink brcmfmac_wcc hid_magicmouse hci_bcm4377 brcmfmac brcmutil bluetooth ecdh_generic cfg80211 ecc btrfs xor xor_neon rfkill hid_apple raid6_pq joydev aop_als apple_nvmem_spmi industrialio snd_soc_aop apple_z2 snd_soc_cs42l84 tps6598x snd_soc_tas2764 macsmc_reboot spi_nor macsmc_hwmon rtc_macsmc gpio_macsmc macsmc_power regmap_spmi macsmc_input dockchannel_hid panel_summit appledrm nvme_apple dwc3 snd_soc_macaudio drm_client_lib nvme_core phy_apple_atc hwmon apple_sart apple_dockchannel macsmc apple_rtkit_helper spmi_apple_controller aop apple_wdt mfd_core nvmem_apple_efuses pinctrl_apple_gpio apple_isp apple_dcp videobuf2_dma_sg mux_core spi_apple [ 38.203300] videobuf2_memops i2c_pasemi_platform snd_soc_apple_mca videobuf2_v4l2 videodev clk_apple_nco videobuf2_common snd_pcm_dmaengine adpdrm asahi apple_admac adpdrm_mipi drm_dma_helper pwm_apple i2c_pasemi_core drm_display_helper mc cec apple_dart ofpart apple_soc_cpufreq leds_pwm phram [ 38.217677] CPU: 7 UID: 1000 PID: 2362 Comm: gst-launch-1.0 Tainted: G W 6.17.6\u002B #asahi-dev PREEMPT(full) [ 38.219040] Tainted: [W]=WARN [ 38.219398] Hardware name: Apple MacBook Pro (13-inch, M2, 2022) (DT) [ 38.220213] pstate: 21400005 (nzCv daif \u002BPAN -UAO -TCO \u002BDIT -SSBS BTYPE=--) [ 38.221088] pc : drm_gem_mmap_obj\u002B0x1f8/0x210 [ 38.221643] lr : drm_gem_mmap_obj\u002B0x78/0x210 [ 38.222178] sp : ffffc0008dc678e0 [ 38.222579] x29: ffffc0008dc678e0 x28: 0000000000042a97 x27: ffff8000b701b480 [ 38.223465] x26: 00000000000000fb x25: ffffc0008dc67d20 x24: ffffc0008dc67968 [ 38.224402] x23: ffff8000e3ca5600 x22: ffff8000265b7800 x21: ffff80003000c0c0 [ 38.225279] x20: 0000000000000000 x19: ffff8000b68c5200 x18: ffffc0008dc67968 [ 38.226151] x17: 0000000000000000 x16: 0000000000000000 x15: ffffc000810a30a8 [ 38.227042] x14: 00007fff637effff x13: 00005555de91ffff x12: 00007fff63293fff [ 38.227942] x11: 0000000000000000 x10: ffff8000184ecf08 x9 : ffffc0007a1900c8 [ 38.228824] x8 : ffffc0008dc67968 x7 : 0000000000000012 x6 : ffffc0015cf1c000 [ 38.229703] x5 : ffffc0008dc676a0 x4 : ffffc00081a27dc0 x3 : 0000000000000038 [ 38.230607] x2 : 0000000000000003 x1 : 0000000000000003 x0 : 00000000100000fb [ 38.231488] Call trace: [ 38.231806] drm_gem_mmap_obj\u002B0x1f8/0x210 (P) [ 38.232342] drm_gem_mmap\u002B0x140/0x260 [ 38.232813] __mmap_region\u002B0x488/0x9a0 [ 38.233277] mmap_region\u002B0xd0/0x148 [ 38.233703] do_mmap\u002B0x350/0x5c0 [ 38.234148] vm_mmap_pgoff\u002B0x14c/0x200 [ 38.234612] ksys_mmap_pgoff\u002B0x150/0x208 [ 38.235107] __arm64_sys_mmap\u002B0x34/0x50 [ 38.235611] invoke_syscall\u002B0x50/0x120 [ 38.236075] el0_svc_common.constprop.0\u002B0x48/0xf0 [ 38.236680] do_el0_svc\u002B0x24/0x38 [ 38.237113] el0_svc\u002B0x38/0x168 [ 38.237507] el0t_64_sync_handler\u002B0xa0/0xe8 [ 38.238034] el0t_64_sync\u002B0x198/0x1a0 [ 38.238491] ---[ end trace 0000000000000000 ]--- There were discussions in [1] at the end of 2023 that mmap() on imported ---truncated---", "published": "2026-06-08T17:16:50Z", "severity": "Moderate", "cvss": 5.5, "cvssVector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "epss": 0.00114, "epssPercentile": 0.01504, "priority": "Routine", "priorityTier": 4, "exploited": false, "vendorExploited": false, "disclosed": false, "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-46312", "fixes": [ { "platform": "linux", "product": "dtb-aarch64", "release": "opensuse-leap 16.0", "fixedVersion": "6.12.0-160000.37.1", "fix": "OPENSUSE-SU-2026:21555-1", "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-21555-1", "released": "2026-08-12T01:09:28Z" }, { "platform": "linux", "product": "kernel-64kb", "release": "opensuse-leap 16.0", "fixedVersion": "6.12.0-160000.37.1", "fix": "OPENSUSE-SU-2026:21555-1", "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-21555-1", "released": "2026-08-12T01:09:28Z" }, { "platform": "linux", "product": "kernel-64kb", "release": "sles 15.7", "fixedVersion": "6.4.0-150700.53.73.2", "fix": "SUSE-SU-2026:3166-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-3166-1", "released": "2026-07-21T17:09:27Z" }, { "platform": "linux", "product": "kernel-64kb", "release": "sles 16.0", "fixedVersion": "6.12.0-160000.37.1", "fix": "SUSE-SU-2026:23231-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-23231-1", "released": "2026-08-11T21:26:34Z" }, { "platform": "linux", "product": "kernel-azure", "release": "opensuse-leap 16.0", "fixedVersion": "6.12.0-160000.37.1", "fix": "OPENSUSE-SU-2026:21555-1", "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-21555-1", "released": "2026-08-12T01:09:28Z" }, { "platform": "linux", "product": "kernel-azure", "release": "sles 15.7", "fixedVersion": "6.4.0-150700.53.73.2", "fix": "SUSE-SU-2026:3166-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-3166-1", "released": "2026-07-21T17:09:27Z" }, { "platform": "linux", "product": "kernel-azure", "release": "sles 16.0", "fixedVersion": "6.12.0-160000.37.1", "fix": "SUSE-SU-2026:23231-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-23231-1", "released": "2026-08-11T21:26:34Z" }, { "platform": "linux", "product": "kernel-default", "release": "opensuse-leap 16.0", "fixedVersion": "6.12.0-160000.37.1", "fix": "OPENSUSE-SU-2026:21555-1", "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-21555-1", "released": "2026-08-12T01:09:28Z" }, { "platform": "linux", "product": "kernel-default", "release": "sles 15.7", "fixedVersion": "6.4.0-150700.53.73.2", "fix": "SUSE-SU-2026:3166-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-3166-1", "released": "2026-07-21T17:09:27Z" }, { "platform": "linux", "product": "kernel-default", "release": "sles 16.0", "fixedVersion": "6.12.0-160000.37.1", "fix": "SUSE-SU-2026:23237-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-23237-1", "released": "2026-08-11T21:34:22Z" }, { "platform": "linux", "product": "kernel-default-base", "release": "opensuse-leap 16.0", "fixedVersion": "6.12.0-160000.37.1.160000.2.19", "fix": "OPENSUSE-SU-2026:21555-1", "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-21555-1", "released": "2026-08-12T01:09:28Z" }, { "platform": "linux", "product": "kernel-default-base", "release": "sles 15.7", "fixedVersion": "6.4.0-150700.53.73.2.150700.17.41.4", "fix": "SUSE-SU-2026:3166-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-3166-1", "released": "2026-07-21T17:09:27Z" }, { "platform": "linux", "product": "kernel-default-base", "release": "sles 16.0", "fixedVersion": "6.12.0-160000.37.1.160000.2.19", "fix": "SUSE-SU-2026:23231-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-23231-1", "released": "2026-08-11T21:26:34Z" }, { "platform": "linux", "product": "kernel-docs", "release": "opensuse-leap 16.0", "fixedVersion": "6.12.0-160000.37.1", "fix": "OPENSUSE-SU-2026:21555-1", "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-21555-1", "released": "2026-08-12T01:09:28Z" }, { "platform": "linux", "product": "kernel-docs", "release": "sles 15.7", "fixedVersion": "6.4.0-150700.53.73.1", "fix": "SUSE-SU-2026:3166-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-3166-1", "released": "2026-07-21T17:09:27Z" }, { "platform": "linux", "product": "kernel-docs", "release": "sles 16.0", "fixedVersion": "6.12.0-160000.37.1", "fix": "SUSE-SU-2026:23231-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-23231-1", "released": "2026-08-11T21:26:34Z" }, { "platform": "linux", "product": "kernel-kvmsmall", "release": "opensuse-leap 16.0", "fixedVersion": "6.12.0-160000.37.1", "fix": "OPENSUSE-SU-2026:21555-1", "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-21555-1", "released": "2026-08-12T01:09:28Z" }, { "platform": "linux", "product": "kernel-kvmsmall", "release": "sles 16.0", "fixedVersion": "6.12.0-160000.37.1", "fix": "SUSE-SU-2026:23231-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-23231-1", "released": "2026-08-11T21:26:34Z" }, { "platform": "linux", "product": "kernel-livepatch-SLE15-SP7-RT_Update_18", "release": "sles 15.7", "fixedVersion": "1-150700.1.5.1", "fix": "SUSE-SU-2026:3130-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-3130-1", "released": "2026-07-20T12:25:31Z" }, { "platform": "linux", "product": "kernel-livepatch-SLE15-SP7_Update_19", "release": "sles 15.7", "fixedVersion": "1-150700.15.3.4", "fix": "SUSE-SU-2026:3166-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-3166-1", "released": "2026-07-21T17:09:27Z" }, { "platform": "linux", "product": "kernel-obs-build", "release": "opensuse-leap 16.0", "fixedVersion": "6.12.0-160000.37.1", "fix": "OPENSUSE-SU-2026:21555-1", "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-21555-1", "released": "2026-08-12T01:09:28Z" }, { "platform": "linux", "product": "kernel-obs-build", "release": "sles 15.7", "fixedVersion": "6.4.0-150700.53.73.2", "fix": "SUSE-SU-2026:3166-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-3166-1", "released": "2026-07-21T17:09:27Z" }, { "platform": "linux", "product": "kernel-obs-qa", "release": "opensuse-leap 16.0", "fixedVersion": "6.12.0-160000.37.1", "fix": "OPENSUSE-SU-2026:21555-1", "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-21555-1", "released": "2026-08-12T01:09:28Z" }, { "platform": "linux", "product": "kernel-obs-qa", "release": "sles 16.0", "fixedVersion": "6.12.0-160000.37.1", "fix": "SUSE-SU-2026:23231-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-23231-1", "released": "2026-08-11T21:26:34Z" }, { "platform": "linux", "product": "kernel-rt", "release": "opensuse-leap 16.0", "fixedVersion": "6.12.0-160000.37.1", "fix": "OPENSUSE-SU-2026:21555-1", "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-21555-1", "released": "2026-08-12T01:09:28Z" }, { "platform": "linux", "product": "kernel-source", "release": "opensuse-leap 16.0", "fixedVersion": "6.12.0-160000.37.1", "fix": "OPENSUSE-SU-2026:21555-1", "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-21555-1", "released": "2026-08-12T01:09:28Z" }, { "platform": "linux", "product": "kernel-source", "release": "sles 15.7", "fixedVersion": "6.4.0-150700.53.73.1", "fix": "SUSE-SU-2026:3166-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-3166-1", "released": "2026-07-21T17:09:27Z" }, { "platform": "linux", "product": "kernel-source", "release": "sles 16.0", "fixedVersion": "6.12.0-160000.37.1", "fix": "SUSE-SU-2026:23231-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-23231-1", "released": "2026-08-11T21:26:34Z" }, { "platform": "linux", "product": "kernel-syms", "release": "opensuse-leap 16.0", "fixedVersion": "6.12.0-160000.37.1", "fix": "OPENSUSE-SU-2026:21555-1", "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-21555-1", "released": "2026-08-12T01:09:28Z" }, { "platform": "linux", "product": "kernel-syms", "release": "sles 15.7", "fixedVersion": "6.4.0-150700.53.73.1", "fix": "SUSE-SU-2026:3166-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-3166-1", "released": "2026-07-21T17:09:27Z" }, { "platform": "linux", "product": "kernel-syms", "release": "sles 16.0", "fixedVersion": "6.12.0-160000.37.1", "fix": "SUSE-SU-2026:23231-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-23231-1", "released": "2026-08-11T21:26:34Z" }, { "platform": "linux", "product": "kernel-zfcpdump", "release": "opensuse-leap 16.0", "fixedVersion": "6.12.0-160000.37.1", "fix": "OPENSUSE-SU-2026:21555-1", "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-21555-1", "released": "2026-08-12T01:09:28Z" }, { "platform": "linux", "product": "kernel-zfcpdump", "release": "sles 15.7", "fixedVersion": "6.4.0-150700.53.73.2", "fix": "SUSE-SU-2026:3166-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-3166-1", "released": "2026-07-21T17:09:27Z" }, { "platform": "linux", "product": "kernel-zfcpdump", "release": "sles 16.0", "fixedVersion": "6.12.0-160000.37.1", "fix": "SUSE-SU-2026:23231-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-23231-1", "released": "2026-08-11T21:26:34Z" }, { "platform": "linux", "product": "linux", "release": "Debian 13.5 (trixie)", "fixedVersion": "6.12.90-1", "fix": "DEBIAN-CVE-2026-46312", "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-46312", "released": "2026-06-24T14:07:24Z" }, { "platform": "linux", "product": "linux", "release": "Debian 14", "fixedVersion": "7.0.9-1", "fix": "DEBIAN-CVE-2026-46312", "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-46312", "released": "2026-06-24T14:07:24Z" } ], "noFixYet": [], "dataAsOf": "2026-11-08T19:12:23Z", "attribution": { "text": "Data: Patchblox Patch Radar", "url": "https://patchblox.com/security/patch-radar", "terms": "https://patchblox.com/security/patch-radar/use-the-data" } }