Medium severity5.5NVD Advisory· Published May 28, 2026· Updated Jun 17, 2026
CVE-2026-46168
CVE-2026-46168
Description
In the Linux kernel, the following vulnerability has been resolved:
mptcp: fix scheduling with atomic in timestamp sockopt
Using lock_sock_fast() (atomic context) around sock_set_timestamp() and sock_set_timestamping() is unsafe, as both helpers can sleep.
Replace lock_sock_fast() with sleepable lock_sock()/release_sock() to avoid scheduling while atomic panic.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
18- osv-coords15 versionspkg:linux/kernelpkg:rpm/opensuse/dtb-aarch64&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-64kb&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-azure&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-default&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-default-base&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-docs&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-kvmsmall&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-obs-build&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-obs-qa&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-rt&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-source&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-source&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-syms&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-zfcpdump&distro=openSUSE%20Leap%2016.0
>= 5.14.0, < 5.15.209+ 14 more
- (no CPE)range: >= 5.14.0, < 5.15.209
- (no CPE)range: < 6.12.0-160000.37.1
- (no CPE)range: < 6.12.0-160000.37.1
- (no CPE)range: < 6.12.0-160000.37.1
- (no CPE)range: < 6.12.0-160000.37.1
- (no CPE)range: < 6.12.0-160000.37.1.160000.2.19
- (no CPE)range: < 6.12.0-160000.37.1
- (no CPE)range: < 6.12.0-160000.37.1
- (no CPE)range: < 6.12.0-160000.37.1
- (no CPE)range: < 6.12.0-160000.37.1
- (no CPE)range: < 6.12.0-160000.37.1
- (no CPE)range: < 6.12.0-160000.37.1
- (no CPE)range: < 7.0.11-1.1
- (no CPE)range: < 6.12.0-160000.37.1
- (no CPE)range: < 6.12.0-160000.37.1
Patches
Vulnerability mechanics
References
7- git.kernel.org/stable/c/0949d8bbbedbafe0136a1723c41eb823c2f1e09dnvdPatch
- git.kernel.org/stable/c/7eb513b42721bee4b96da69f6188d5a7783f210dnvdPatch
- git.kernel.org/stable/c/8a005fe451c73fd2b3d1faa5643c11e6bd07acfcnvdPatch
- git.kernel.org/stable/c/b157dab93a7af44a84e78cf0cb311dde475cff5bnvdPatch
- git.kernel.org/stable/c/b5c52908d52c6c8eb8933264aa6087a0600fd892nvdPatch
- git.kernel.org/stable/c/e792cfb6aeaf65612cdf8e3ac431d65e66283654nvdPatch
- git.kernel.org/stable/c/ebeb70e29e37cfce899309cc2665a3bfe960ed94nvdPatch
News mentions
0No linked articles in our index yet.