#VU36437 Memory leak in Debian products - CVE-2018-19139

Vulnerability identifier: #VU36437

Vulnerability risk: Medium

CVSSv4.0: 4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2018-19139

CWE-ID: CWE-401

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
JasPer
Client/Desktop applications / Multimedia software
Fedora
Operating systems & Components / Operating system
Debian Linux
Operating systems & Components / Operating system

Vendor: The JasPer Project
Fedoraproject
Debian

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to memory leak within jas_malloc.c when called from jpc_unk_getparms in jpc_cs.c. A remote attacker can perform a denial of service attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

JasPer: 2.0.14

Fedora: 2.0.14

Debian Linux: 2.0.14 - 8.0

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External links
https://www.securityfocus.com/bid/105956
https://github.com/mdadams/jasper/issues/188
https://lists.debian.org/debian-lts-announce/2019/01/msg00003.html
https://www.oracle.com/security-alerts/cpuapr2020.html

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.