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In the Linux kernel, the following vulnerability has been resolved:
gtp: fix use-after-free and null-ptr-deref in gtp_genl_dump_pdp()
The gtp_net_ops pernet operations structure for the subsystem must be registered before registering the generic netlink family.
Syzkaller hit 'general protection fault in gtp_genl_dump_pdp' bug:
general protection fault, probably for non-canonical address 0xdffffc0000000002: 0000 [#1] PREEMPT SMP KASAN NOPTI KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017] CPU: 1 PID: 5826 Comm: gtp Not tainted 6.8.0-rc3-std-def-alt1 #1 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.0-alt1 04/01/2014 RIP: 0010:gtp_genl_dump_pdp+0x1be/0x800 [gtp] Code: c6 89 c6 e8 64 e9 86 df 58 45 85 f6 0f 85 4e 04 00 00 e8 c5 ee 86 df 48 8b 54 24 18 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 de 05 00 00 48 8b 44 24 18 4c 8b 30 4c 39 f0 74 RSP: 0018:ffff888014107220 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000002 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: ffff88800fcda588 R14: 0000000000000001 R15: 0000000000000000 FS: 00007f1be4eb05c0(0000) GS:ffff88806ce80000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f1be4e766cf CR3: 000000000c33e000 CR4: 0000000000750ef0 PKRU: 55555554 Call Trace: <TASK> ? show_regs+0x90/0xa0 ? die_addr+0x50/0xd0 ? exc_general_protection+0x148/0x220 ? asm_exc_general_protection+0x22/0x30 ? gtp_genl_dump_pdp+0x1be/0x800 [gtp] ? __alloc_skb+0x1dd/0x350 ? __pfx___alloc_skb+0x10/0x10 genl_dumpit+0x11d/0x230 netlink_dump+0x5b9/0xce0 ? lockdep_hardirqs_on_prepare+0x253/0x430 ? __pfx_netlink_dump+0x10/0x10 ? kasan_save_track+0x10/0x40 ? __kasan_kmalloc+0x9b/0xa0 ? genl_start+0x675/0x970 __netlink_dump_start+0x6fc/0x9f0 genl_family_rcv_msg_dumpit+0x1bb/0x2d0 ? __pfx_genl_family_rcv_msg_dumpit+0x10/0x10 ? genl_op_from_small+0x2a/0x440 ? cap_capable+0x1d0/0x240 ? __pfx_genl_start+0x10/0x10 ? __pfx_genl_dumpit+0x10/0x10 ? __pfx_genl_done+0x10/0x10 ? security_capable+0x9d/0xe0
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon Linux Ami 2 | — | Upgrade kernel-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade kernelUpgrade kernel-livepatch-5.15.152-100.162Upgrade bpftool-debuginfoUpgrade python-perfUpgrade perf-debuginfoUpgrade kernel-headersUpgrade python-perf-debuginfoUpgrade kernel-livepatch-5.10.213-201.855Upgrade kernel-tools-develUpgrade bpftoolUpgrade perfUpgrade kernel-debuginfo-common-aarch64Upgrade kernel-toolsUpgrade kernel-livepatch-4.14.343-259.562Upgrade kernel-develUpgrade kernel-tools-debuginfo | Dec 12, 2024 | Apr 3, 2024 |
| Amazon_linux_2023 | — | Upgrade kernel-libbpf-develUpgrade kernel-debuginfoUpgrade kernel-tools-develUpgrade kernel-libbpf-staticUpgrade kernel-libbpfUpgrade kernelUpgrade python3-perfUpgrade kernel-tools-debuginfoUpgrade kernel-modules-extraUpgrade kernel-headersUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-livepatch-6.1.82-99.168Upgrade kernel-develUpgrade kernel-modules-extra-commonUpgrade kernel-debuginfo-common-aarch64Upgrade perfUpgrade kernel-toolsUpgrade python3-perf-debuginfoUpgrade bpftool-debuginfoUpgrade bpftoolUpgrade perf-debuginfo | Feb 17, 2025 | Apr 3, 2024 |
| Debian | — | Upgrade linux | May 8, 2024 | Apr 3, 2024 |
| Suse | — | Upgrade kernel-devel-azureUpgrade kernel-obs-qaUpgrade dtb-amdUpgrade reiserfs-kmp-azureUpgrade reiserfs-kmp-rtUpgrade dtb-amlogicUpgrade kernel-rt-develUpgrade kernel-rt_debug-vdsoUpgrade dlm-kmp-azureUpgrade gfs2-kmp-64kbUpgrade kernel-64kb-develUpgrade dtb-armUpgrade kernel-azure-vdsoUpgrade kernel-macrosUpgrade kernel-develUpgrade kernel-symsUpgrade kernel-sourceUpgrade kernel-64kb-livepatch-develUpgrade kernel-kvmsmall-develUpgrade kernel-rt-livepatchUpgrade reiserfs-kmp-defaultUpgrade dlm-kmp-defaultUpgrade gfs2-kmp-rtUpgrade kernel-docsUpgrade dtb-socionextUpgrade kernel-default-manUpgrade kselftests-kmp-defaultUpgrade kernel-64kbUpgrade kernel-default-extraUpgrade kselftests-kmp-rtUpgrade kernel-default-develUpgrade kernel-debug-livepatch-develUpgrade kernel-zfcpdumpUpgrade kernel-kvmsmallUpgrade ocfs2-kmp-rtUpgrade kernel-rt-livepatch-develUpgrade kernel-default-optionalUpgrade kernel-debug-develUpgrade dtb-apmUpgrade kernel-debugUpgrade kernel-devel-rtUpgrade kernel-64kb-optionalUpgrade kernel-syms-azureUpgrade dtb-mediatekUpgrade dtb-xilinxUpgrade dtb-hisiliconUpgrade kernel-azure-livepatch-develUpgrade cluster-md-kmp-azureUpgrade kernel-syms-rtUpgrade cluster-md-kmp-defaultUpgrade kernel-default-base-rebuildUpgrade kernel-64kb-extraUpgrade kernel-rt_debugUpgrade dtb-appleUpgrade kernel-source-vanillaUpgrade kernel-default-baseUpgrade dtb-caviumUpgrade kernel-default-vdsoUpgrade kernel-rt_debug-livepatch-develUpgrade dtb-nvidiaUpgrade dtb-sprdUpgrade kernel-source-azureUpgrade kernel-rt_debug-develUpgrade kernel-azure-extraUpgrade kernel-default-livepatchUpgrade dtb-lgUpgrade reiserfs-kmp-64kbUpgrade kernel-source-rtUpgrade kernel-rt-extraUpgrade kernel-azure-baseUpgrade dtb-broadcomUpgrade gfs2-kmp-defaultUpgrade gfs2-kmp-azureUpgrade kernel-obs-buildUpgrade kernel-azure-develUpgrade ocfs2-kmp-64kbUpgrade kernel-defaultUpgrade dtb-alteraUpgrade dtb-amazonUpgrade kernel-rtUpgrade dtb-qcomUpgrade kernel-kvmsmall-livepatch-develUpgrade kernel-default-livepatch-develUpgrade kernel-azure-optionalUpgrade dtb-allwinnerUpgrade kernel-rt-vdsoUpgrade ocfs2-kmp-azureUpgrade kernel-debug-vdsoUpgrade ocfs2-kmp-defaultUpgrade dtb-renesasUpgrade dtb-marvellUpgrade kernel-docs-htmlUpgrade kernel-azureUpgrade dtb-exynosUpgrade dlm-kmp-rtUpgrade dlm-kmp-64kbUpgrade cluster-md-kmp-rtUpgrade kernel-kvmsmall-vdsoUpgrade dtb-freescaleUpgrade kselftests-kmp-64kbUpgrade kselftests-kmp-azureUpgrade kernel-rt-optionalUpgrade dtb-rockchipUpgrade cluster-md-kmp-64kb | May 6, 2024 | Apr 3, 2024 |
| Ubuntu | — | Upgrade linux-image-gcp-lts-22.04Upgrade linux-image-bluefieldUpgrade linux-image-4.15.0-1157-kvmUpgrade linux-image-5.15.0-1061-oracleUpgrade linux-image-generic-64kUpgrade linux-image-oem-20.04Upgrade linux-image-lowlatency-hwe-18.04Upgrade linux-image-azure-lts-20.04Upgrade linux-image-virtual-hwe-16.04Upgrade linux-image-5.4.0-1110-raspiUpgrade linux-image-aws-lts-18.04Upgrade linux-image-snapdragon-hwe-18.04Upgrade linux-image-4.15.0-1182-azureUpgrade linux-image-generic-hwe-16.04Upgrade linux-image-raspi-nolpaeUpgrade linux-image-5.4.0-186-genericUpgrade linux-image-5.15.0-1060-kvmUpgrade linux-image-intel-iotgUpgrade linux-image-azureUpgrade linux-image-genericUpgrade linux-image-nvidiaUpgrade linux-image-nvidia-lowlatencyUpgrade linux-image-5.15.0-110-lowlatency-64kUpgrade linux-image-5.15.0-1058-raspiUpgrade linux-image-xilinx-zynqmpUpgrade linux-image-5.15.0-1060-gkeUpgrade linux-image-5.15.0-113-genericUpgrade linux-image-generic-lpaeUpgrade linux-image-oem-20.04bUpgrade linux-image-5.15.0-1057-ibmUpgrade linux-image-5.4.0-1130-gcpUpgrade linux-image-gkeop-5.4Upgrade linux-image-5.15.0-1030-xilinx-zynqmpUpgrade linux-image-oemUpgrade linux-image-4.15.0-1136-oracleUpgrade linux-image-5.15.0-112-generic-64kUpgrade linux-image-5.15.0-1058-intel-iotgUpgrade linux-image-azure-lts-18.04Upgrade linux-image-gkeopUpgrade linux-image-aws-hweUpgrade linux-image-raspiUpgrade linux-image-lowlatency-64k-hwe-20.04Upgrade linux-image-oracle-lts-20.04Upgrade linux-image-oracle-lts-22.04Upgrade linux-image-5.15.0-113-generic-64kUpgrade linux-image-5.15.0-1063-awsUpgrade linux-image-lowlatency-64kUpgrade linux-image-gkeop-5.15Upgrade linux-image-5.15.0-1058-nvidiaUpgrade linux-image-azure-lts-22.04Upgrade linux-image-5.4.0-186-lowlatencyUpgrade linux-image-intelUpgrade linux-image-5.4.0-1125-oracleUpgrade linux-image-5.4.0-1131-azureUpgrade linux-image-5.15.0-1066-azureUpgrade linux-image-lowlatencyUpgrade linux-image-lowlatency-hwe-16.04Upgrade linux-image-gkeUpgrade linux-image-4.15.0-230-lowlatencyUpgrade linux-image-raspi-hwe-18.04Upgrade linux-image-4.15.0-1174-awsUpgrade linux-image-5.15.0-1058-nvidia-lowlatencyUpgrade linux-image-oem-20.04cUpgrade linux-image-generic-hwe-18.04Upgrade linux-image-5.4.0-1038-iotUpgrade linux-image-oracleUpgrade linux-image-5.15.0-1046-gkeopUpgrade linux-image-raspi2Upgrade linux-image-ibmUpgrade linux-image-generic-lpae-hwe-20.04Upgrade linux-image-ibm-lts-20.04Upgrade linux-image-aws-lts-22.04Upgrade linux-image-kvmUpgrade linux-image-5.4.0-1073-ibmUpgrade linux-image-generic-hwe-20.04Upgrade linux-image-5.15.0-112-generic-lpaeUpgrade linux-image-lowlatency-hwe-20.04Upgrade linux-image-5.15.0-113-generic-lpaeUpgrade linux-image-oracle-lts-18.04Upgrade linux-image-azure-fde-lts-22.04Upgrade linux-image-5.4.0-1093-gkeopUpgrade linux-image-5.15.0-1062-gcpUpgrade linux-image-5.4.0-1114-kvmUpgrade linux-image-5.4.0-1126-awsUpgrade linux-image-virtual-hwe-20.04Upgrade linux-image-generic-64k-hwe-20.04Upgrade linux-image-oem-osp1Upgrade linux-image-gke-5.15Upgrade linux-image-5.15.0-110-lowlatencyUpgrade linux-image-4.15.0-230-genericUpgrade linux-image-4.15.0-1167-gcpUpgrade linux-image-aws-lts-20.04Upgrade linux-image-gcp-lts-20.04Upgrade linux-image-5.4.0-1045-xilinx-zynqmpUpgrade linux-image-5.15.0-1056-ibmUpgrade linux-image-virtualUpgrade linux-image-5.15.0-112-genericUpgrade linux-image-5.4.0-1086-bluefieldUpgrade linux-image-5.4.0-186-generic-lpaeUpgrade linux-image-5.15.0-1065-azure-fdeUpgrade linux-image-oem-20.04dUpgrade linux-image-gcp-lts-18.04Upgrade linux-image-virtual-hwe-18.04Upgrade linux-image-gcpUpgrade linux-image-aws | Jul 1, 2024 | Apr 3, 2024 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Apr 3, 2024 |
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