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bluez: double free in gatttool client disconnect callback handler in src/shared/att.c could lead to DoS or RCE

🗓️ 18 May 2021 14:45:58Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 5 Views

BlueZ before 5.55 has a double free in gatt tool disconnect callback, enabling denial of service or remote code execution.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8aarch64bluez5.52-4.el8bluez-5.52-4.el8.aarch64.rpm
Red Hat Enterprise Linux8ppc64lebluez5.52-4.el8bluez-5.52-4.el8.ppc64le.rpm
Red Hat Enterprise Linux8s390xbluez5.52-4.el8bluez-5.52-4.el8.s390x.rpm
Red Hat Enterprise Linux8x86_64bluez5.52-4.el8bluez-5.52-4.el8.x86_64.rpm
Red Hat Enterprise Linux8aarch64bluez-cups5.52-4.el8bluez-cups-5.52-4.el8.aarch64.rpm
Red Hat Enterprise Linux8ppc64lebluez-cups5.52-4.el8bluez-cups-5.52-4.el8.ppc64le.rpm
Red Hat Enterprise Linux8s390xbluez-cups5.52-4.el8bluez-cups-5.52-4.el8.s390x.rpm
Red Hat Enterprise Linux8x86_64bluez-cups5.52-4.el8bluez-cups-5.52-4.el8.x86_64.rpm
Red Hat Enterprise Linux8aarch64bluez-cups-debuginfo5.52-4.el8bluez-cups-debuginfo-5.52-4.el8.aarch64.rpm
Red Hat Enterprise Linux8i686bluez-cups-debuginfo5.52-4.el8bluez-cups-debuginfo-5.52-4.el8.i686.rpm
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25 Jun 2026 10:58Current
7.4High risk
Vulners AI Score7.4
CVSS 27.5
CVSS 3.18.6
EPSS0.04242
SSVC
5