NULL pointer dereference in SANE Backends - CVE-2023-46047

Vulnerability identifier: #VU93877

CSH Severity: Low

CVSS v4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]

CVE-ID: CVE-2023-46047

CWE-ID: CWE-476

Exploitation vector: Local access

Exploit availability: No public exploit available

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error within the sanei_configure_attach() function. A local user can pass a specially crafted configuration file to the application and perform a denial of service (DoS) attack.

SANE Backends
openEuler
Anolis OS
sane-backends
sane-backends-drivers-cameras
sane-backends-debugsource
sane-backends-debuginfo
sane-backends-drivers-scanners
sane-backends-daemon
sane-backends-devel
sane-backends-libs
sane-backends-help
sane-backends-doc

Install updates from vendor's website.

SANE Backends - update to 1.3.0
sane-backends - update to 1.0.28-12
sane-backends-drivers-cameras - update to 1.0.28-12
sane-backends-debugsource - update to 1.0.28-12
sane-backends-debuginfo - update to 1.0.28-12
sane-backends-drivers-scanners - update to 1.0.28-12
sane-backends-daemon - update to 1.0.28-12
sane-backends-devel - update to 1.0.28-12
sane-backends-libs - update to 1.0.28-12
sane-backends-help - update to 1.0.28-12
sane-backends - update to 1.3.1-1
sane-backends-daemon - update to 1.3.1-1
sane-backends-devel - update to 1.3.1-1
sane-backends-drivers-cameras - update to 1.3.1-1
sane-backends-drivers-scanners - update to 1.3.1-1
sane-backends-libs - update to 1.3.1-1
sane-backends-doc - update to 1.3.1-1

• https://gitlab.com/sane-project/backends/-/issues/708
• http://seclists.org/fulldisclosure/2024/Jan/64

• Multiple vulnerabilities in SANE Backends
• openEuler update for sane-backends
• Anolis OS update for sane-backends