Vulnerability · Published Aug 28, 2026 · Assigned by Linux

CVE-2026-80714ipvs: do not propagate one-packet flag to synced conns

Critical 9.8

In plain English

A critical-severity security flaw in Linux from Linux. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 42% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)0.5%top 58.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

In the Linux kernel, the following vulnerability has been resolved: ipvs: do not propagate one-packet flag to synced conns Synced connections can be created before their destination exists. When the destination is later added, ip_vs_bind_dest() copies connection flags from the destination into cp->flags. IP_VS_CONN_F_ONE_PACKET connections are not synced. If a synced connection inherits IP_VS_CONN_F_ONE_PACKET while it is already hashed, expiry can treat it as a one-packet connection and skip unlinking the existing conn_tab node, leaving stale hash nodes pointing at a freed struct ip_vs_conn. Drop IP_VS_CONN_F_ONE_PACKET from destination flags when binding synced connections.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
AlmaLinux:8bpftool4.18.0-553.168.1.el8_10ALSA-2026:71329
AlmaLinux:10kernel6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8kernel4.18.0-553.168.1.el8_10ALSA-2026:71329
AlmaLinux:9kernel5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-64k6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-64k5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-64k-core6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-64k-core5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-64k-debug6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-64k-debug5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-64k-debug-core6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-64k-debug-core5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-64k-debug-devel6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-64k-debug-devel5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-64k-debug-devel-matched6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-64k-debug-devel-matched5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-64k-debug-modules6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-64k-debug-modules5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-64k-debug-modules-core6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-64k-debug-modules-core5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-64k-debug-modules-extra6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-64k-debug-modules-extra5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-64k-devel6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-64k-devel5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-64k-devel-matched6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-64k-devel-matched5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-64k-modules6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-64k-modules5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-64k-modules-core6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-64k-modules-core5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-64k-modules-extra6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-64k-modules-extra5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-abi-stablelists6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8kernel-abi-stablelists4.18.0-553.168.1.el8_10ALSA-2026:71329
AlmaLinux:9kernel-abi-stablelists5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-core6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8kernel-core4.18.0-553.168.1.el8_10ALSA-2026:71329
AlmaLinux:9kernel-core5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-cross-headers6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8kernel-cross-headers4.18.0-553.168.1.el8_10ALSA-2026:71329
AlmaLinux:9kernel-cross-headers5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-debug6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8kernel-debug4.18.0-553.168.1.el8_10ALSA-2026:71329
AlmaLinux:9kernel-debug5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-debug-core6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8kernel-debug-core4.18.0-553.168.1.el8_10ALSA-2026:71329
AlmaLinux:9kernel-debug-core5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-debug-devel6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8kernel-debug-devel4.18.0-553.168.1.el8_10ALSA-2026:71329
AlmaLinux:9kernel-debug-devel5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-debug-devel-matched6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-debug-devel-matched5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-debug-modules6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8kernel-debug-modules4.18.0-553.168.1.el8_10ALSA-2026:71329
AlmaLinux:9kernel-debug-modules5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-debug-modules-core6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-debug-modules-core5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-debug-modules-extra6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8kernel-debug-modules-extra4.18.0-553.168.1.el8_10ALSA-2026:71329
AlmaLinux:9kernel-debug-modules-extra5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-debug-uki-virt6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-debug-uki-virt5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-devel6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8kernel-devel4.18.0-553.168.1.el8_10ALSA-2026:71329
AlmaLinux:9kernel-devel5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-devel-matched6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-devel-matched5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-doc6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8kernel-doc4.18.0-553.168.1.el8_10ALSA-2026:71329
AlmaLinux:9kernel-doc5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-headers6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8kernel-headers4.18.0-553.168.1.el8_10ALSA-2026:71329
AlmaLinux:9kernel-headers5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-modules6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8kernel-modules4.18.0-553.168.1.el8_10ALSA-2026:71329
AlmaLinux:9kernel-modules5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-modules-core6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-modules-core5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-modules-extra6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8kernel-modules-extra4.18.0-553.168.1.el8_10ALSA-2026:71329
AlmaLinux:9kernel-modules-extra5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-modules-extra-matched6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:10kernel-rt6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8kernel-rt4.18.0-553.168.1.rt7.509.el8_10ALSA-2026:71330
AlmaLinux:9kernel-rt5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-rt-64k6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-rt-64k5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-rt-64k-core6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-rt-64k-core5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-rt-64k-debug6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-rt-64k-debug5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-rt-64k-debug-core6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-rt-64k-debug-core5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-rt-64k-debug-devel6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-rt-64k-debug-devel5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-rt-64k-debug-modules6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-rt-64k-debug-modules5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-rt-64k-debug-modules-core6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-rt-64k-debug-modules-core5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-rt-64k-debug-modules-extra6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-rt-64k-debug-modules-extra5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-rt-64k-devel6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-rt-64k-devel5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-rt-64k-modules6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-rt-64k-modules5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-rt-64k-modules-core6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-rt-64k-modules-core5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-rt-64k-modules-extra6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-rt-64k-modules-extra5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-rt-core6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8kernel-rt-core4.18.0-553.168.1.rt7.509.el8_10ALSA-2026:71330
AlmaLinux:9kernel-rt-core5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-rt-debug6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8kernel-rt-debug4.18.0-553.168.1.rt7.509.el8_10ALSA-2026:71330
AlmaLinux:9kernel-rt-debug5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-rt-debug-core6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8kernel-rt-debug-core4.18.0-553.168.1.rt7.509.el8_10ALSA-2026:71330
AlmaLinux:9kernel-rt-debug-core5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-rt-debug-devel6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8kernel-rt-debug-devel4.18.0-553.168.1.rt7.509.el8_10ALSA-2026:71330
AlmaLinux:9kernel-rt-debug-devel5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-rt-debug-modules6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8kernel-rt-debug-modules4.18.0-553.168.1.rt7.509.el8_10ALSA-2026:71330
AlmaLinux:9kernel-rt-debug-modules5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-rt-debug-modules-core6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-rt-debug-modules-core5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-rt-debug-modules-extra6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8kernel-rt-debug-modules-extra4.18.0-553.168.1.rt7.509.el8_10ALSA-2026:71330
AlmaLinux:9kernel-rt-debug-modules-extra5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-rt-devel6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8kernel-rt-devel4.18.0-553.168.1.rt7.509.el8_10ALSA-2026:71330
AlmaLinux:9kernel-rt-devel5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-rt-modules6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8kernel-rt-modules4.18.0-553.168.1.rt7.509.el8_10ALSA-2026:71330
AlmaLinux:9kernel-rt-modules5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-rt-modules-core6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-rt-modules-core5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-rt-modules-extra6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8kernel-rt-modules-extra4.18.0-553.168.1.rt7.509.el8_10ALSA-2026:71330
AlmaLinux:9kernel-rt-modules-extra5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-tools6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8kernel-tools4.18.0-553.168.1.el8_10ALSA-2026:71329
AlmaLinux:9kernel-tools5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-tools-libs6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8kernel-tools-libs4.18.0-553.168.1.el8_10ALSA-2026:71329
AlmaLinux:9kernel-tools-libs5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-tools-libs-devel6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8kernel-tools-libs-devel4.18.0-553.168.1.el8_10ALSA-2026:71329
AlmaLinux:9kernel-tools-libs-devel5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-uki-virt6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-uki-virt5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-uki-virt-addons6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-uki-virt-addons5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-zfcpdump6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8kernel-zfcpdump4.18.0-553.168.1.el8_10ALSA-2026:71329
AlmaLinux:9kernel-zfcpdump5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-zfcpdump-core6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8kernel-zfcpdump-core4.18.0-553.168.1.el8_10ALSA-2026:71329
AlmaLinux:9kernel-zfcpdump-core5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-zfcpdump-devel6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8kernel-zfcpdump-devel4.18.0-553.168.1.el8_10ALSA-2026:71329
AlmaLinux:9kernel-zfcpdump-devel5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-zfcpdump-devel-matched6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-zfcpdump-devel-matched5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-zfcpdump-modules6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8kernel-zfcpdump-modules4.18.0-553.168.1.el8_10ALSA-2026:71329
AlmaLinux:9kernel-zfcpdump-modules5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-zfcpdump-modules-core6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9kernel-zfcpdump-modules-core5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10kernel-zfcpdump-modules-extra6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8kernel-zfcpdump-modules-extra4.18.0-553.168.1.el8_10ALSA-2026:71329
AlmaLinux:9kernel-zfcpdump-modules-extra5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10libperf6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9libperf5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10perf6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8perf4.18.0-553.168.1.el8_10ALSA-2026:71329
AlmaLinux:9perf5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10python3-perf6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:8python3-perf4.18.0-553.168.1.el8_10ALSA-2026:71329
AlmaLinux:9python3-perf5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10rtla6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9rtla5.14.0-687.52.1.el9_8ALSA-2026:71700
AlmaLinux:10rv6.12.0-211.60.1.el10_2ALSA-2026:71602
AlmaLinux:9rv5.14.0-687.52.1.el9_8ALSA-2026:71700
Debian:12linux6.1.187-1DEBIAN-CVE-2026-80714
Debian:13linux6.12.105-1DEBIAN-CVE-2026-80714
Debian:14linux7.1.8-1DEBIAN-CVE-2026-80714
Debian:12linux-6.126.12.107-1~deb12u1DEBIAN-CVE-2026-80714
Rocky Linux:10kernel0:6.12.0-211.60.1.el10_2RLSA-2026:71602
Rocky Linux:8kernel0:4.18.0-553.168.1.el8_10RLSA-2026:71329
Rocky Linux:9kernel0:5.14.0-687.52.1.el9_8RLSA-2026:71700
Rocky Linux:8kernel-rt0:4.18.0-553.168.1.rt7.509.el8_10RLSA-2026:71330
Ubuntu:22.04:LTSlinux5.15.0-198.208UBUNTU-CVE-2026-80714
Ubuntu:24.04:LTSlinuxno fix listedUBUNTU-CVE-2026-80714
Ubuntu:26.04:LTSlinux7.0.0-42.42UBUNTU-CVE-2026-80714
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2026-80714
Ubuntu:22.04:LTSlinux-aws5.15.0-1117.124UBUNTU-CVE-2026-80714
Ubuntu:24.04:LTSlinux-awsno fix listedUBUNTU-CVE-2026-80714
Ubuntu:26.04:LTSlinux-aws7.0.0-1016.17UBUNTU-CVE-2026-80714
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2026-80714

Affected products (as reported)

VendorProductVersions
Linux Linux 26ec037f9841e49cc5c615deb8e1e73e5beab2ca – before 06d1d9b56ef8132fbf85006885eb43d9510b8b0226ec037f9841e49cc5c615deb8e1e73e5beab2ca – before acbdc276091b308ca7794acb86e761f8203e2f5926ec037f9841e49cc5c615deb8e1e73e5beab2ca – before 300348e3ba1521b003d59825f97e24f9a685968826ec037f9841e49cc5c615deb8e1e73e5beab2ca – before 44af98cc7d5ef8e730488d5df1eecd5deeaa594726ec037f9841e49cc5c615deb8e1e73e5beab2ca – before 4649e6faeecdc2d44bfa6ccbe405eef27e55d81626ec037f9841e49cc5c615deb8e1e73e5beab2ca – before b5ee5b266f833601ac4817f6df0bc496fc376a2826ec037f9841e49cc5c615deb8e1e73e5beab2ca – before e7acfc990c29890c883d0d0ce3f737d003a43b4426ec037f9841e49cc5c615deb8e1e73e5beab2ca – before a63d2dbaeb50a85d4c976b15a36e6b0c7113db5b
Linux Linux 2.6.36

References