Medium severity5.5NVD Advisory· Published May 26, 2026· Updated Jul 24, 2026
CVE-2026-45834
CVE-2026-45834
Description
In the Linux kernel, the following vulnerability has been resolved:
Bluetooth: L2CAP: Fix null-ptr-deref in l2cap_sock_state_change_cb()
Add the same NULL guard already present in l2cap_sock_resume_cb() and l2cap_sock_ready_cb().
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
20- 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
>= 3.1.0, < 5.10.258+ 14 more
- (no CPE)range: >= 3.1.0, < 5.10.258
- (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
8- git.kernel.org/stable/c/0c17c8832562b2aac288e89cefd0f46074f54bcbnvdPatch
- git.kernel.org/stable/c/1810e42ff6716f320c7269d5850eca48b07b7427nvdPatch
- git.kernel.org/stable/c/1b1c0da227bf63479bac9982fc8d12df9aaea0fbnvdPatch
- git.kernel.org/stable/c/2ff1a41a912de8517b4482e946dd951b7d80edbfnvdPatch
- git.kernel.org/stable/c/5105f3e6b2df619c635b5f6a49fac131a36c7952nvdPatch
- git.kernel.org/stable/c/85426e97dc72f2088ba6d27e74cd58c3fbd43e31nvdPatch
- git.kernel.org/stable/c/a2dcf1a61d056aef15b63c6eae9441344d624389nvdPatch
- git.kernel.org/stable/c/c88c185ae0a1067823661b220aeea613df2c127bnvdPatch
News mentions
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