Vulnerability · Published Aug 6, 2026 · Assigned by Linux

CVE-2026-68480x86/bugs: Make Safe-RET robust against interrupt injection

Unrated

In plain English

A 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 0.2% (higher than 14% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS )–Not rated
Exploit odds (30 days)0.2%top 85.6% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

In the Linux kernel, the following vulnerability has been resolved: x86/bugs: Make Safe-RET robust against interrupt injection An attacker injecting interrupts while the Safe-RET mitigation executes on machines affected by SRSO can neutralize the safe return sequence, potentially leading to data leakage through speculative execution. Fixup register state as if the Safe-RET sequence executed successfully by "emulating" it, in a manner of speaking, and avoid executing a RET instruction after returning from the interrupt.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
AlmaLinux:8bpftool4.18.0-553.159.1.el8_10ALSA-2026:63014
AlmaLinux:10kernel6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8kernel4.18.0-553.159.1.el8_10ALSA-2026:63014
AlmaLinux:9kernel5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-64k6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-64k5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-64k-core6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-64k-core5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-64k-debug6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-64k-debug5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-64k-debug-core6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-64k-debug-core5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-64k-debug-devel6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-64k-debug-devel5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-64k-debug-devel-matched6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-64k-debug-devel-matched5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-64k-debug-modules6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-64k-debug-modules5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-64k-debug-modules-core6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-64k-debug-modules-core5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-64k-debug-modules-extra6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-64k-debug-modules-extra5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-64k-devel6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-64k-devel5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-64k-devel-matched6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-64k-devel-matched5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-64k-modules6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-64k-modules5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-64k-modules-core6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-64k-modules-core5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-64k-modules-extra6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-64k-modules-extra5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-abi-stablelists6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8kernel-abi-stablelists4.18.0-553.159.1.el8_10ALSA-2026:63014
AlmaLinux:9kernel-abi-stablelists5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-core6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8kernel-core4.18.0-553.159.1.el8_10ALSA-2026:63014
AlmaLinux:9kernel-core5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-cross-headers6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8kernel-cross-headers4.18.0-553.159.1.el8_10ALSA-2026:63014
AlmaLinux:9kernel-cross-headers5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-debug6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8kernel-debug4.18.0-553.159.1.el8_10ALSA-2026:63014
AlmaLinux:9kernel-debug5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-debug-core6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8kernel-debug-core4.18.0-553.159.1.el8_10ALSA-2026:63014
AlmaLinux:9kernel-debug-core5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-debug-devel6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8kernel-debug-devel4.18.0-553.159.1.el8_10ALSA-2026:63014
AlmaLinux:9kernel-debug-devel5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-debug-devel-matched6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-debug-devel-matched5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-debug-modules6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8kernel-debug-modules4.18.0-553.159.1.el8_10ALSA-2026:63014
AlmaLinux:9kernel-debug-modules5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-debug-modules-core6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-debug-modules-core5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-debug-modules-extra6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8kernel-debug-modules-extra4.18.0-553.159.1.el8_10ALSA-2026:63014
AlmaLinux:9kernel-debug-modules-extra5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-debug-uki-virt6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-debug-uki-virt5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-devel6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8kernel-devel4.18.0-553.159.1.el8_10ALSA-2026:63014
AlmaLinux:9kernel-devel5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-devel-matched6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-devel-matched5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-doc6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8kernel-doc4.18.0-553.159.1.el8_10ALSA-2026:63014
AlmaLinux:9kernel-doc5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-headers6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8kernel-headers4.18.0-553.159.1.el8_10ALSA-2026:63014
AlmaLinux:9kernel-headers5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-modules6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8kernel-modules4.18.0-553.159.1.el8_10ALSA-2026:63014
AlmaLinux:9kernel-modules5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-modules-core6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-modules-core5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-modules-extra6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8kernel-modules-extra4.18.0-553.159.1.el8_10ALSA-2026:63014
AlmaLinux:9kernel-modules-extra5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-modules-extra-matched6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:10kernel-rt6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8kernel-rt4.18.0-553.159.1.rt7.500.el8_10ALSA-2026:63013
AlmaLinux:9kernel-rt5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-rt-64k6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-rt-64k5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-rt-64k-core6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-rt-64k-core5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-rt-64k-debug6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-rt-64k-debug5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-rt-64k-debug-core6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-rt-64k-debug-core5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-rt-64k-debug-devel6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-rt-64k-debug-devel5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-rt-64k-debug-modules6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-rt-64k-debug-modules5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-rt-64k-debug-modules-core6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-rt-64k-debug-modules-core5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-rt-64k-debug-modules-extra6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-rt-64k-debug-modules-extra5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-rt-64k-devel6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-rt-64k-devel5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-rt-64k-modules6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-rt-64k-modules5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-rt-64k-modules-core6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-rt-64k-modules-core5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-rt-64k-modules-extra6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-rt-64k-modules-extra5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-rt-core6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8kernel-rt-core4.18.0-553.159.1.rt7.500.el8_10ALSA-2026:63013
AlmaLinux:9kernel-rt-core5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-rt-debug6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8kernel-rt-debug4.18.0-553.159.1.rt7.500.el8_10ALSA-2026:63013
AlmaLinux:9kernel-rt-debug5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-rt-debug-core6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8kernel-rt-debug-core4.18.0-553.159.1.rt7.500.el8_10ALSA-2026:63013
AlmaLinux:9kernel-rt-debug-core5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-rt-debug-devel6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8kernel-rt-debug-devel4.18.0-553.159.1.rt7.500.el8_10ALSA-2026:63013
AlmaLinux:9kernel-rt-debug-devel5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-rt-debug-modules6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8kernel-rt-debug-modules4.18.0-553.159.1.rt7.500.el8_10ALSA-2026:63013
AlmaLinux:9kernel-rt-debug-modules5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-rt-debug-modules-core6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-rt-debug-modules-core5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-rt-debug-modules-extra6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8kernel-rt-debug-modules-extra4.18.0-553.159.1.rt7.500.el8_10ALSA-2026:63013
AlmaLinux:9kernel-rt-debug-modules-extra5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-rt-devel6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8kernel-rt-devel4.18.0-553.159.1.rt7.500.el8_10ALSA-2026:63013
AlmaLinux:9kernel-rt-devel5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-rt-modules6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8kernel-rt-modules4.18.0-553.159.1.rt7.500.el8_10ALSA-2026:63013
AlmaLinux:9kernel-rt-modules5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-rt-modules-core6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-rt-modules-core5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-rt-modules-extra6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8kernel-rt-modules-extra4.18.0-553.159.1.rt7.500.el8_10ALSA-2026:63013
AlmaLinux:9kernel-rt-modules-extra5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-tools6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8kernel-tools4.18.0-553.159.1.el8_10ALSA-2026:63014
AlmaLinux:9kernel-tools5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-tools-libs6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8kernel-tools-libs4.18.0-553.159.1.el8_10ALSA-2026:63014
AlmaLinux:9kernel-tools-libs5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-tools-libs-devel6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8kernel-tools-libs-devel4.18.0-553.159.1.el8_10ALSA-2026:63014
AlmaLinux:9kernel-tools-libs-devel5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-uki-virt6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-uki-virt5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-uki-virt-addons6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-uki-virt-addons5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-zfcpdump6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8kernel-zfcpdump4.18.0-553.159.1.el8_10ALSA-2026:63014
AlmaLinux:9kernel-zfcpdump5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-zfcpdump-core6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8kernel-zfcpdump-core4.18.0-553.159.1.el8_10ALSA-2026:63014
AlmaLinux:9kernel-zfcpdump-core5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-zfcpdump-devel6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8kernel-zfcpdump-devel4.18.0-553.159.1.el8_10ALSA-2026:63014
AlmaLinux:9kernel-zfcpdump-devel5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-zfcpdump-devel-matched6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-zfcpdump-devel-matched5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-zfcpdump-modules6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8kernel-zfcpdump-modules4.18.0-553.159.1.el8_10ALSA-2026:63014
AlmaLinux:9kernel-zfcpdump-modules5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-zfcpdump-modules-core6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9kernel-zfcpdump-modules-core5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10kernel-zfcpdump-modules-extra6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8kernel-zfcpdump-modules-extra4.18.0-553.159.1.el8_10ALSA-2026:63014
AlmaLinux:9kernel-zfcpdump-modules-extra5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10libperf6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9libperf5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10perf6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8perf4.18.0-553.159.1.el8_10ALSA-2026:63014
AlmaLinux:9perf5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10python3-perf6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:8python3-perf4.18.0-553.159.1.el8_10ALSA-2026:63014
AlmaLinux:9python3-perf5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10rtla6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9rtla5.14.0-687.44.1.el9_8ALSA-2026:63129
AlmaLinux:10rv6.12.0-211.50.1.el10_2ALSA-2026:61887
AlmaLinux:9rv5.14.0-687.44.1.el9_8ALSA-2026:63129
Debian:12linux6.1.187-1DEBIAN-CVE-2026-68480
Debian:13linux6.12.105-1DEBIAN-CVE-2026-68480
Debian:14linux7.1.7-1DEBIAN-CVE-2026-68480
Debian:12linux-6.126.12.107-1~deb12u1DEBIAN-CVE-2026-68480
Rocky Linux:10kernel0:6.12.0-211.50.1.el10_2RLSA-2026:61887
Rocky Linux:8kernel0:4.18.0-553.159.1.el8_10RLSA-2026:63014
Rocky Linux:9kernel0:5.14.0-687.44.1.el9_8RLSA-2026:63129
Rocky Linux:8kernel-rt0:4.18.0-553.159.1.rt7.500.el8_10RLSA-2026:63013
Ubuntu:22.04:LTSlinux5.15.0-198.208UBUNTU-CVE-2026-68480
Ubuntu:24.04:LTSlinuxno fix listedUBUNTU-CVE-2026-68480
Ubuntu:26.04:LTSlinux7.0.0-38.38UBUNTU-CVE-2026-68480
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2026-68480
Ubuntu:22.04:LTSlinux-aws5.15.0-1117.124UBUNTU-CVE-2026-68480
Ubuntu:24.04:LTSlinux-awsno fix listedUBUNTU-CVE-2026-68480
Ubuntu:26.04:LTSlinux-aws7.0.0-1014.14UBUNTU-CVE-2026-68480
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2026-68480

Affected products (as reported)

VendorProductVersions
Linux Linux 3f9b7101bea1dcb63410c016ceb266f6e9f733c9 – before dfefa3c51370f84acb643cddf98bb42c885d0483b35087763a44d1eb45857f799579a351332be505 – before 52db77a13be224e09eb4ba6b4252ae8ab9085c2cac41e90d8daa8815d8bee774a1975435fbfe1ae7 – before d0208e08d64d99383e09852a76cc3038c5a4c3abfb3bd914b3ec28f5fb697ac55c4846ac2d542855 – before 6703dba1d14cbd6647cd1ccfa3a3fa94b64dd096fb3bd914b3ec28f5fb697ac55c4846ac2d542855 – before e262f28a69ae9e0791248f93b0173c1d1f3e1d5dfb3bd914b3ec28f5fb697ac55c4846ac2d542855 – before bfe7f9993467ba431b2731437949ac1e2634e771fb3bd914b3ec28f5fb697ac55c4846ac2d542855 – before 61649a2d61cb0dbc673f0f232f0f0c298bf50442fb3bd914b3ec28f5fb697ac55c4846ac2d542855 – before 7e7f81cf6f5ca3311e526308f55d7c54d3ba71f9
Linux Linux 6.5

References