In the Linux kernel, the following vulnerability has been resolved:
net: libwx: remove duplicate page_pool_put_full_page()
page_pool_put_full_page() should only be invoked when freeing Rx buffers or building a skb if the size is too short. At other times, the pages need to be reused. So remove the redundant page put. In the original code, double free pages cause kernel panic:
[ 876.949834] __irq_exit_rcu+0xc7/0x130 [ 876.949836] common_interrupt+0xb8/0xd0 [ 876.949838] </IRQ> [ 876.949838] <TASK> [ 876.949840] asm_common_interrupt+0x22/0x40 [ 876.949841] RIP: 0010:cpuidle_enter_state+0xc2/0x420 [ 876.949843] Code: 00 00 e8 d1 1d 5e ff e8 ac f0 ff ff 49 89 c5 0f 1f 44 00 00 31 ff e8 cd fc 5c ff 45 84 ff 0f 85 40 02 00 00 fb 0f 1f 44 00 00 <45> 85 f6 0f 88 84 01 00 00 49 63 d6 48 8d 04 52 48 8d 04 82 49 8d [ 876.949844] RSP: 0018:ffffaa7340267e78 EFLAGS: 00000246 [ 876.949845] RAX: ffff9e3f135be000 RBX: 0000000000000002 RCX: 0000000000000000 [ 876.949846] RDX: 000000cc2dc4cb7c RSI: ffffffff89ee49ae RDI: ffffffff89ef9f9e [ 876.949847] RBP: ffff9e378f940800 R08: 0000000000000002 R09: 00000000000000ed [ 876.949848] R10: 000000000000afc8 R11: ffff9e3e9e5a9b6c R12: ffffffff8a6d8580 [ 876.949849] R13: 000000cc2dc4cb7c R14: 0000000000000002 R15: 0000000000000000 [ 876.949852] ? cpuidle_enter_state+0xb3/0x420 [ 876.949855] cpuidle_enter+0x29/0x40 [ 876.949857] cpuidle_idle_call+0xfd/0x170 [ 876.949859] do_idle+0x7a/0xc0 [ 876.949861] cpu_startup_entry+0x25/0x30 [ 876.949862] start_secondary+0x117/0x140 [ 876.949864] common_startup_64+0x13e/0x148 [ 876.949867] </TASK> [ 876.949868] ---[ end trace 0000000000000000 ]--- [ 876.949869] ------------[ cut here ]------------ [ 876.949870] list_del corruption, ffffead40445a348->next is NULL [ 876.949873] WARNING: CPU: 14 PID: 0 at lib/list_debug.c:52 __list_del_entry_valid_or_report+0x67/0x120 [ 876.949875] Modules linked in: snd_hrtimer(E) bnep(E) binfmt_misc(E) amdgpu(E) squashfs(E) vfat(E) loop(E) fat(E) amd_atl(E) snd_hda_codec_realtek(E) intel_rapl_msr(E) snd_hda_codec_generic(E) intel_rapl_common(E) snd_hda_scodec_component(E) snd_hda_codec_hdmi(E) snd_hda_intel(E) edac_mce_amd(E) snd_intel_dspcfg(E) snd_hda_codec(E) snd_hda_core(E) amdxcp(E) kvm_amd(E) snd_hwdep(E) gpu_sched(E) drm_panel_backlight_quirks(E) cec(E) snd_pcm(E) drm_buddy(E) snd_seq_dummy(E) drm_ttm_helper(E) btusb(E) kvm(E) snd_seq_oss(E) btrtl(E) ttm(E) btintel(E) snd_seq_midi(E) btbcm(E) drm_exec(E) snd_seq_midi_event(E) i2c_algo_bit(E) snd_rawmidi(E) bluetooth(E) drm_suballoc_helper(E) irqbypass(E) snd_seq(E) ghash_clmulni_intel(E) sha512_ssse3(E) drm_display_helper(E) aesni_intel(E) snd_seq_device(E) rfkill(E) snd_timer(E) gf128mul(E) drm_client_lib(E) drm_kms_helper(E) snd(E) i2c_piix4(E) joydev(E) soundcore(E) wmi_bmof(E) ccp(E) k10temp(E) i2c_smbus(E) gpio_amdpt(E) i2c_designware_platform(E) gpio_generic(E) sg(E) [ 876.949914] i2c_designware_core(E) sch_fq_codel(E) parport_pc(E) drm(E) ppdev(E) lp(E) parport(E) fuse(E) nfnetlink(E) ip_tables(E) ext4 crc16 mbcache jbd2 sd_mod sfp mdio_i2c i2c_core txgbe ahci ngbe pcs_xpcs libahci libwx r8169 phylink libata realtek ptp pps_core video wmi [ 876.949933] CPU: 14 UID: 0 PID: 0 Comm: swapper/14 Kdump: loaded Tainted: G W E 6.16.0-rc2+ #20 PREEMPT(voluntary) [ 876.949935] Tainted: [W]=WARN, [E]=UNSIGNED_MODULE [ 876.949936] Hardware name: Micro-Star International Co., Ltd. MS-7E16/X670E GAMING PLUS WIFI (MS-7E16), BIOS 1.90 12/31/2024 [ 876.949936] RIP: 0010:__list_del_entry_valid_or_report+0x67/0x120 [ 876.949938] Code: 00 00 00 48 39 7d 08 0f 85 a6 00 00 00 5b b8 01 00 00 00 5d 41 5c e9 73 0d 93 ff 48 89 fe 48 c7 c7 a0 31 e8 89 e8 59 7c b3 ff <0f> 0b 31 c0 5b 5d 41 5c e9 57 0d 93 ff 48 89 fe 48 c7 c7 c8 31 e8 [ 876.949940] RSP: 0018:ffffaa73405d0c60 EFLAGS: 00010282 [ 876.949941] RAX: 0000000000000000 RBX: ffffead40445a348 RCX: 0000000000000000 [ 876.949942] RDX: 0000000000000105 RSI: 00000 ---truncated---
CVSS Details
- CVSS 3.1 Base Score: 9.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade linux | Jul 23, 2026 | Jul 23, 2026 |
| Suse | — | Upgrade kernel-source-azureUpgrade kernel-develUpgrade kernel-default-baseUpgrade kernel-64kb-optionalUpgrade dlm-kmp-64kbUpgrade gfs2-kmp-defaultUpgrade kernel-64kb-extraUpgrade gfs2-kmp-azureUpgrade kselftests-kmp-64kbUpgrade dtb-armUpgrade reiserfs-kmp-azureUpgrade kernel-sourceUpgrade dtb-exynosUpgrade ocfs2-kmp-defaultUpgrade dtb-alteraUpgrade gfs2-kmp-64kbUpgrade dtb-mediatekUpgrade kernel-default-vdsoUpgrade kernel-zfcpdumpUpgrade dlm-kmp-rtUpgrade kernel-64kb-develUpgrade dtb-allwinnerUpgrade dtb-amdUpgrade cluster-md-kmp-64kbUpgrade dtb-renesasUpgrade dtb-xilinxUpgrade kernel-rt-develUpgrade kernel-symsUpgrade kernel-debugUpgrade kernel-rt-livepatchUpgrade cluster-md-kmp-rtUpgrade dtb-qcomUpgrade reiserfs-kmp-defaultUpgrade dtb-sprdUpgrade dtb-caviumUpgrade kernel-debug-develUpgrade ocfs2-kmp-azureUpgrade dtb-hisiliconUpgrade kernel-defaultUpgrade kernel-default-livepatch-develUpgrade kernel-default-optionalUpgrade kernel-devel-rtUpgrade kernel-azure-optionalUpgrade kernel-64kbUpgrade dtb-lgUpgrade dtb-amazonUpgrade cluster-md-kmp-defaultUpgrade dtb-appleUpgrade dlm-kmp-defaultUpgrade kernel-rt-vdsoUpgrade kernel-rt-optionalUpgrade kernel-rt-extraUpgrade dtb-broadcomUpgrade kernel-azure-vdsoUpgrade ocfs2-kmp-rtUpgrade kernel-syms-azureUpgrade kernel-kvmsmall-vdsoUpgrade gfs2-kmp-rtUpgrade cluster-md-kmp-azureUpgrade kernel-kvmsmall-develUpgrade kernel-docsUpgrade kernel-rt-livepatch-develUpgrade dtb-amlogicUpgrade kernel-default-develUpgrade reiserfs-kmp-64kbUpgrade kernel-default-extraUpgrade kernel-rt_debug-vdsoUpgrade kernel-azure-extraUpgrade dlm-kmp-azureUpgrade kernel-azure-develUpgrade reiserfs-kmp-rtUpgrade kernel-obs-buildUpgrade kernel-devel-azureUpgrade kernel-azureUpgrade dtb-marvellUpgrade kselftests-kmp-rtUpgrade kernel-rt_debug-develUpgrade kernel-obs-qaUpgrade kernel-source-vanillaUpgrade kernel-debug-vdsoUpgrade dtb-socionextUpgrade dtb-nvidiaUpgrade ocfs2-kmp-64kbUpgrade kernel-rt_debugUpgrade kselftests-kmp-azureUpgrade kernel-kvmsmallUpgrade kernel-docs-htmlUpgrade kselftests-kmp-defaultUpgrade kernel-syms-rtUpgrade kernel-source-rtUpgrade kernel-rtUpgrade kernel-default-base-rebuildUpgrade dtb-rockchipUpgrade dtb-freescaleUpgrade dtb-apmUpgrade kernel-macrosUpgrade kernel-default-livepatch | Dec 5, 2025 | Aug 20, 2025 |
| Ubuntu | — | Upgrade linux-image-6.8.0-1046-nvidiaUpgrade linux-image-6.8.0-1046-aws-64kUpgrade linux-image-virtual-6.8Upgrade linux-image-awsUpgrade linux-image-6.14.0-1016-oemUpgrade linux-image-azure-6.14Upgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-6.8.1-1041-realtimeUpgrade linux-image-oracle-64k-lts-24.04Upgrade linux-image-ibm-lts-24.04Upgrade linux-image-6.8.0-100-lowlatencyUpgrade linux-image-ibm-classicUpgrade linux-image-nvidia-lowlatencyUpgrade linux-image-fipsUpgrade linux-image-6.8.0-1046-nvidia-lowlatencyUpgrade linux-image-lowlatency-6.8Upgrade linux-image-oracleUpgrade linux-image-6.8.0-1047-gcp-64kUpgrade linux-image-azure-fipsUpgrade linux-image-oem-22.04Upgrade linux-image-realtime-6.14Upgrade linux-image-6.8.0-1047-gcpUpgrade linux-image-6.8.0-100-generic-64kUpgrade linux-image-oem-6.14Upgrade linux-image-gke-64kUpgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-6.14.0-1017-aws-64kUpgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-lowlatency-64kUpgrade linux-image-6.8.0-1046-azureUpgrade linux-image-aws-64k-lts-24.04Upgrade linux-image-kvmUpgrade linux-image-nvidia-6.8Upgrade linux-image-gkeop-6.8Upgrade linux-image-oracle-64k-6.14Upgrade linux-image-6.14.0-1017-oracleUpgrade linux-image-6.8.0-1030-gkeopUpgrade linux-image-6.8.0-1043-gke-64kUpgrade linux-image-6.8.0-2037-raspi-realtimeUpgrade linux-image-gcp-64k-6.14Upgrade linux-image-generic-lpaeUpgrade linux-image-6.14.0-1016-realtimeUpgrade linux-image-6.8.0-1043-oracle-64kUpgrade linux-image-oracle-6.14Upgrade linux-image-6.14.0-36-generic-64kUpgrade linux-image-gcp-64k-lts-24.04Upgrade linux-image-generic-64k-6.14Upgrade linux-image-6.14.0-1017-awsUpgrade linux-image-6.14.0-1020-gcpUpgrade linux-image-6.8.0-1044-ibmUpgrade linux-image-gcp-fipsUpgrade linux-image-generic-64k-6.8Upgrade linux-image-azure-lts-24.04Upgrade linux-image-realtimeUpgrade linux-image-gcp-6.8Upgrade linux-image-nvidia-64k-6.8Upgrade linux-image-aws-fipsUpgrade linux-image-6.14.0-1017-azureUpgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-lowlatency-64k-6.8Upgrade linux-image-oracle-lts-24.04Upgrade linux-image-gcp-64kUpgrade linux-image-gcp-6.14Upgrade linux-image-aws-6.8Upgrade linux-image-6.14.0-1017-oracle-64kUpgrade linux-image-virtual-6.14Upgrade linux-image-realtime-hwe-22.04Upgrade linux-image-virtual-hwe-22.04Upgrade linux-image-gcp-64k-6.8Upgrade linux-image-6.8.0-1047-gcp-fipsUpgrade linux-image-intel-iotgUpgrade linux-image-aws-fips-6.8Upgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-oem-22.04aUpgrade linux-image-6.8.0-1046-azure-fipsUpgrade linux-image-6.8.0-100-genericUpgrade linux-image-6.8.0-1046-awsUpgrade linux-image-nvidiaUpgrade linux-image-6.14.0-36-genericUpgrade linux-image-oem-22.04cUpgrade linux-image-fips-6.8Upgrade linux-image-oem-22.04dUpgrade linux-image-6.14.0-1018-raspiUpgrade linux-image-azureUpgrade linux-image-nvidia-lowlatency-6.8Upgrade linux-image-gcpUpgrade linux-image-aws-lts-24.04Upgrade linux-image-nvidia-64kUpgrade linux-image-6.8.0-1023-xilinxUpgrade linux-image-realtime-hwe-24.04Upgrade linux-image-nvidia-lowlatency-64k-6.8Upgrade linux-image-6.8.0-1046-aws-fipsUpgrade linux-image-lowlatencyUpgrade linux-image-6.8.0-1046-nvidia-lowlatency-64kUpgrade linux-image-xilinxUpgrade linux-image-oracle-64kUpgrade linux-image-genericUpgrade linux-image-xilinx-zynqmpUpgrade linux-image-generic-6.14Upgrade linux-image-virtualUpgrade linux-image-intel-iot-realtimeUpgrade linux-image-gke-6.8Upgrade linux-image-6.8.0-100-lowlatency-64kUpgrade linux-image-ibmUpgrade linux-image-azure-fips-6.8Upgrade linux-image-gkeUpgrade linux-image-aws-64k-6.14Upgrade linux-image-raspi-6.14Upgrade linux-image-raspi-6.8Upgrade linux-image-oem-22.04bUpgrade linux-image-gcp-lts-24.04Upgrade linux-image-azure-6.8Upgrade linux-image-aws-6.14Upgrade linux-image-6.8.0-1051-azureUpgrade linux-image-6.8.0-1046-nvidia-64kUpgrade linux-image-6.8.0-1043-oracleUpgrade linux-image-raspi-realtime-6.8Upgrade linux-image-6.8.0-1043-gkeUpgrade linux-image-aws-64k-6.8Upgrade linux-image-6.14.0-1020-gcp-64kUpgrade linux-image-xilinx-6.8Upgrade linux-image-realtime-6.8.1Upgrade linux-image-generic-hwe-24.04Upgrade linux-image-generic-hwe-22.04Upgrade linux-image-gkeopUpgrade linux-image-ibm-6.8Upgrade linux-image-gke-64k-6.8Upgrade linux-image-oracle-6.8Upgrade linux-image-oem-24.04aUpgrade linux-image-aws-64kUpgrade linux-image-virtual-hwe-24.04Upgrade linux-image-6.8.0-100-fipsUpgrade linux-image-gcp-fips-6.8Upgrade linux-image-raspi-realtimeUpgrade linux-image-6.8.0-1047-raspiUpgrade linux-image-oracle-64k-6.8Upgrade linux-image-oem-24.04Upgrade linux-image-raspiUpgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-generic-64kUpgrade linux-image-generic-6.8 | Jul 31, 2025 | Jul 28, 2025 |
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