Double free error in opensc (Alpine package)
| Risk | Low |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2018-16424 |
| CWE-ID | CWE-415 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software |
opensc (Alpine package) Operating systems & Components / Operating system package or component |
| Vendor | Alpine Linux Development Team |
Security Bulletin
This security bulletin contains one low risk vulnerability.
1) Double free error
EUVDB-ID: #VU14699
Risk: Low
CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2018-16424
CWE-ID:
CWE-415 - Double Free
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to cause DoS condition on the target system.
The vulnerability exists due to boundary error when the read_file() function, as defined in the src/tools/egk-tool.c source code file, is used. A remote attacker can supply a specially crafted smart card, trigger a double-free memory error and cause the service to crash.
MitigationInstall update from vendor's website.
Vulnerable software versionsopensc (Alpine package): 0.13.0-r0 - 0.17.0-r5
CPE2.3- cpe:2.3:a:alpine:opensc_alpine_package:0.13.0-r0:*:*:*:*:alpine_linux:*:2.7
- cpe:2.3:a:alpine:opensc_alpine_package:0.14.0-r0:*:*:*:*:alpine_linux:*:3.2
- cpe:2.3:a:alpine:opensc_alpine_package:0.15.0-r0:*:*:*:*:alpine_linux:*:3.3
https://git.alpinelinux.org/aports/commit/?id=8ed91d2a9a7e8d3d7eebcf756173eb64be295118
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
