In the Linux kernel, the following vulnerability has been resolved:
atm: Revert atm_account_tx() if copy_from_iter_full() fails.
In vcc_sendmsg(), we account skb->truesize to sk->sk_wmem_alloc by atm_account_tx().
It is expected to be reverted by atm_pop_raw() later called by vcc->dev->ops->send(vcc, skb).
However, vcc_sendmsg() misses the same revert when copy_from_iter_full() fails, and then we will leak a socket.
Let's factorise the revert part as atm_return_tx() and call it in the failure path.
Note that the corresponding sk_wmem_alloc operation can be found in alloc_tx() as of the blamed commit.
$ git blame -L:alloc_tx net/atm/common.c c55fa3cccbc2c~
CVSS Details
- CVSS 3.1 Base Score: 5.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade linuxUpgrade linux-6.1 | Jul 7, 2025 | Jul 4, 2025 |
| Oracle_linux | — | Upgrade kernel-uek | Sep 10, 2025 | Jul 4, 2025 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Jul 4, 2025 |
| Suse | — | Upgrade dtb-caviumUpgrade gfs2-kmp-64kbUpgrade kernel-azureUpgrade gfs2-kmp-azureUpgrade dlm-kmp-rtUpgrade ocfs2-kmp-azureUpgrade ocfs2-kmp-defaultUpgrade kernel-64kb-optionalUpgrade dlm-kmp-defaultUpgrade kernel-64kb-extraUpgrade kernel-docs-htmlUpgrade kernel-default-livepatchUpgrade dtb-socionextUpgrade kernel-64kb-develUpgrade kernel-rt-livepatch-develUpgrade kernel-source-vanillaUpgrade kernel-defaultUpgrade kselftests-kmp-rtUpgrade kernel-docsUpgrade kernel-develUpgrade reiserfs-kmp-rtUpgrade kernel-default-develUpgrade kernel-debugUpgrade kernel-default-baseUpgrade dtb-amdUpgrade dtb-nvidiaUpgrade dtb-xilinxUpgrade dtb-broadcomUpgrade kernel-source-rtUpgrade cluster-md-kmp-64kbUpgrade kselftests-kmp-defaultUpgrade dtb-freescaleUpgrade reiserfs-kmp-defaultUpgrade kernel-debug-develUpgrade kernel-default-manUpgrade dtb-renesasUpgrade dtb-amazonUpgrade dtb-appleUpgrade dtb-allwinnerUpgrade dtb-sprdUpgrade kernel-default-livepatch-develUpgrade kernel-syms-rtUpgrade reiserfs-kmp-64kbUpgrade dtb-hisiliconUpgrade kernel-64kbUpgrade dtb-marvellUpgrade kernel-symsUpgrade dlm-kmp-azureUpgrade kernel-rt_debugUpgrade ocfs2-kmp-64kbUpgrade gfs2-kmp-defaultUpgrade kernel-azure-extraUpgrade reiserfs-kmp-azureUpgrade kernel-azure-optionalUpgrade kernel-obs-buildUpgrade kernel-default-optionalUpgrade kselftests-kmp-azureUpgrade kernel-kvmsmallUpgrade kernel-default-extraUpgrade dtb-qcomUpgrade dtb-mediatekUpgrade gfs2-kmp-rtUpgrade kernel-source-azureUpgrade kernel-devel-azureUpgrade kernel-rt-optionalUpgrade kernel-rt-extraUpgrade kernel-rt-develUpgrade dtb-alteraUpgrade kernel-zfcpdumpUpgrade kernel-rt-vdsoUpgrade dtb-lgUpgrade dtb-amlogicUpgrade kernel-rt_debug-vdsoUpgrade kernel-obs-qaUpgrade kernel-macrosUpgrade dtb-armUpgrade dtb-apmUpgrade dtb-rockchipUpgrade dtb-exynosUpgrade kernel-sourceUpgrade kernel-devel-rtUpgrade kernel-default-vdsoUpgrade kernel-rt_debug-develUpgrade kernel-rt-livepatchUpgrade kernel-debug-vdsoUpgrade kernel-azure-vdsoUpgrade dlm-kmp-64kbUpgrade cluster-md-kmp-azureUpgrade kernel-azure-develUpgrade cluster-md-kmp-defaultUpgrade kselftests-kmp-64kbUpgrade kernel-kvmsmall-vdsoUpgrade ocfs2-kmp-rtUpgrade kernel-kvmsmall-develUpgrade kernel-rtUpgrade kernel-default-base-rebuildUpgrade kernel-syms-azureUpgrade cluster-md-kmp-rt | Dec 5, 2025 | Sep 12, 2025 |
| Ubuntu | — | Upgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-aws-6.8Upgrade linux-image-generic-6.8Upgrade linux-image-6.8.1-1041-realtimeUpgrade linux-image-genericUpgrade linux-image-azureUpgrade linux-image-aws-fipsUpgrade linux-image-gke-64kUpgrade linux-image-raspi-realtime-6.8Upgrade linux-image-fipsUpgrade linux-image-ibm-classicUpgrade linux-image-6.8.0-100-generic-64kUpgrade linux-image-fips-6.8Upgrade linux-image-gcp-fipsUpgrade linux-image-6.8.0-1046-nvidia-64kUpgrade linux-image-oracle-64k-lts-24.04Upgrade linux-image-gke-6.8Upgrade linux-image-gkeop-6.8Upgrade linux-image-raspi-realtimeUpgrade linux-image-ibmUpgrade linux-image-gcp-64k-lts-24.04Upgrade linux-image-intel-iot-realtimeUpgrade linux-image-6.8.0-1046-aws-64kUpgrade linux-image-oem-22.04cUpgrade linux-image-generic-64kUpgrade linux-image-azure-fips-6.8Upgrade linux-image-lowlatency-64kUpgrade linux-image-6.8.0-100-genericUpgrade linux-image-gcp-fips-6.8Upgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-nvidia-lowlatency-6.8Upgrade linux-image-intel-iotgUpgrade linux-image-6.8.0-1047-gcp-fipsUpgrade linux-image-generic-lpaeUpgrade linux-image-xilinxUpgrade linux-image-6.8.0-1046-azureUpgrade linux-image-6.8.0-1023-xilinxUpgrade linux-image-6.8.0-100-lowlatencyUpgrade linux-image-oracle-64k-6.8Upgrade linux-image-oracle-lts-24.04Upgrade linux-image-6.8.0-1043-gkeUpgrade linux-image-nvidia-lowlatencyUpgrade linux-image-azure-lts-24.04Upgrade linux-image-raspiUpgrade linux-image-6.8.0-1046-nvidia-lowlatency-64kUpgrade linux-image-gkeopUpgrade linux-image-virtual-hwe-22.04Upgrade linux-image-lowlatency-6.8Upgrade linux-image-ibm-6.8Upgrade linux-image-aws-64k-6.8Upgrade linux-image-6.8.0-1043-oracleUpgrade linux-image-gcpUpgrade linux-image-oem-22.04aUpgrade linux-image-generic-64k-6.8Upgrade linux-image-6.8.0-1051-azureUpgrade linux-image-virtual-6.8Upgrade linux-image-oem-22.04Upgrade linux-image-6.8.0-1046-awsUpgrade linux-image-azure-fipsUpgrade linux-image-lowlatencyUpgrade linux-image-nvidiaUpgrade linux-image-6.8.0-100-lowlatency-64kUpgrade linux-image-6.8.0-1030-gkeopUpgrade linux-image-oracle-6.8Upgrade linux-image-realtime-6.8.1Upgrade linux-image-nvidia-64kUpgrade linux-image-aws-64kUpgrade linux-image-gcp-6.8Upgrade linux-image-xilinx-6.8Upgrade linux-image-virtual-6.14Upgrade linux-image-generic-hwe-22.04Upgrade linux-image-6.8.0-1043-gke-64kUpgrade linux-image-realtimeUpgrade linux-image-awsUpgrade linux-image-xilinx-zynqmpUpgrade linux-image-gcp-64kUpgrade linux-image-gke-64k-6.8Upgrade linux-image-gcp-64k-6.8Upgrade linux-image-6.8.0-100-fipsUpgrade linux-image-gkeUpgrade linux-image-virtual-hwe-24.04Upgrade linux-image-oem-22.04bUpgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-generic-hwe-24.04Upgrade linux-image-aws-64k-lts-24.04Upgrade linux-image-6.8.0-2037-raspi-realtimeUpgrade linux-image-realtime-hwe-22.04Upgrade linux-image-oracle-64kUpgrade linux-image-nvidia-64k-6.8Upgrade linux-image-ibm-lts-24.04Upgrade linux-image-aws-lts-24.04Upgrade linux-image-aws-fips-6.8Upgrade linux-image-6.8.0-1043-oracle-64kUpgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-6.14.0-34-generic-64kUpgrade linux-image-nvidia-lowlatency-64k-6.8Upgrade linux-image-lowlatency-64k-6.8Upgrade linux-image-gcp-lts-24.04Upgrade linux-image-6.8.0-1047-gcp-64kUpgrade linux-image-6.8.0-1046-nvidiaUpgrade linux-image-6.8.0-1046-aws-fipsUpgrade linux-image-6.8.0-1046-azure-fipsUpgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-nvidia-6.8Upgrade linux-image-virtualUpgrade linux-image-kvmUpgrade linux-image-raspi-6.8Upgrade linux-image-azure-6.8Upgrade linux-image-generic-6.14Upgrade linux-image-6.8.0-1044-ibmUpgrade linux-image-6.14.0-34-genericUpgrade linux-image-generic-64k-6.14Upgrade linux-image-6.8.0-1047-raspiUpgrade linux-image-oem-22.04dUpgrade linux-image-6.8.0-1046-nvidia-lowlatencyUpgrade linux-image-6.8.0-1047-gcpUpgrade linux-image-oracleUpgrade linux-image-nvidia-lowlatency-64k | Jul 9, 2025 | Jul 4, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Oct 10, 2025 | Jul 4, 2025 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub