Unrated
Bluetooth: L2CAP: Fix null-ptr-deref in l2cap_sock_state_change_cb()
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().
Announced Group revision 1
Original source ↗CVE-2026-45834
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-45834
Linux
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Linux
Source reference: /containers/cna/affected/1/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "89bc500e41fc5b48e0573e6b0d927fc97b8951dc",
"lessThan": "1b1c0da227bf63479bac9982fc8d12df9aaea0fb",
"versionType": "git"
},
{
"status": "affected",
"version": "89bc500e41fc5b48e0573e6b0d927fc97b8951dc",
"lessThan": "85426e97dc72f2088ba6d27e74cd58c3fbd43e31",
"versionType": "git"
},
{
"status": "affected",
"version": "89bc500e41fc5b48e0573e6b0d927fc97b8951dc",
"lessThan": "0c17c8832562b2aac288e89cefd0f46074f54bcb",
"versionType": "git"
},
{
"status": "affected",
"version": "89bc500e41fc5b48e0573e6b0d927fc97b8951dc",
"lessThan": "5105f3e6b2df619c635b5f6a49fac131a36c7952",
"versionType": "git"
},
{
"status": "affected",
"version": "89bc500e41fc5b48e0573e6b0d927fc97b8951dc",
"lessThan": "c88c185ae0a1067823661b220aeea613df2c127b",
"versionType": "git"
},
{
"status": "affected",
"version": "89bc500e41fc5b48e0573e6b0d927fc97b8951dc",
"lessThan": "1810e42ff6716f320c7269d5850eca48b07b7427",
"versionType": "git"
},
{
"status": "affected",
"version": "89bc500e41fc5b48e0573e6b0d927fc97b8951dc",
"lessThan": "a2dcf1a61d056aef15b63c6eae9441344d624389",
"versionType": "git"
},
{
"status": "affected",
"version": "89bc500e41fc5b48e0573e6b0d927fc97b8951dc",
"lessThan": "2ff1a41a912de8517b4482e946dd951b7d80edbf",
"versionType": "git"
}
],
"programFiles": [
"net/bluetooth/l2cap_sock.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "3.1"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "3.1",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "5.10.258",
"versionType": "semver",
"lessThanOrEqual": "5.10.*"
},
{
"status": "unaffected",
"version": "5.15.209",
"versionType": "semver",
"lessThanOrEqual": "5.15.*"
},
{
"status": "unaffected",
"version": "6.1.175",
"versionType": "semver",
"lessThanOrEqual": "6.1.*"
},
{
"status": "unaffected",
"version": "6.6.140",
"versionType": "semver",
"lessThanOrEqual": "6.6.*"
},
{
"status": "unaffected",
"version": "6.12.88",
"versionType": "semver",
"lessThanOrEqual": "6.12.*"
},
{
"status": "unaffected",
"version": "6.18.30",
"versionType": "semver",
"lessThanOrEqual": "6.18.*"
},
{
"status": "unaffected",
"version": "7.0.7",
"versionType": "semver",
"lessThanOrEqual": "7.0.*"
},
{
"status": "unaffected",
"version": "7.1",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"net/bluetooth/l2cap_sock.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2026-45834
Source reference:
/cveMetadata/cveId
Publisher severity
No explicit severity was provided.
- Event
- #28359 · Revision 1
- Added to Heist Feed
- Publisher date