Fedora 27 update for ldns
| Risk | High |
| Patch available | YES |
| Number of vulnerabilities | 2 |
| CVE-ID | CVE-2017-1000231 CVE-2017-1000232 |
| CWE-ID | CWE-415 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software |
Fedora Operating systems & Components / Operating system ldns Operating systems & Components / Operating system package or component |
| Vendor | Fedoraproject |
Security Bulletin
This security bulletin contains information about 2 vulnerabilities.
1) Double Free
EUVDB-ID: #VU33172
Risk: High
CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]
CVE-ID: CVE-2017-1000231
CWE-ID:
CWE-415 - Double Free
Exploit availability: No
DescriptionThe vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
A double-free vulnerability in parse.c in ldns 1.7.0 have unspecified impact and attack vectors.
MitigationInstall updates from vendor's repository.
Vulnerable software versionsFedora: 27
ldns: before 1.7.0-9.fc27
CPE2.3 External linkshttps://bodhi.fedoraproject.org/updates/FEDORA-2017-ffa8601413
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.
2) Double Free
EUVDB-ID: #VU33173
Risk: High
CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]
CVE-ID: CVE-2017-1000232
CWE-ID:
CWE-415 - Double Free
Exploit availability: No
DescriptionThe vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
A double-free vulnerability in str2host.c in ldns 1.7.0 have unspecified impact and attack vectors.
MitigationInstall updates from vendor's repository.
Vulnerable software versionsFedora: 27
ldns: before 1.7.0-9.fc27
CPE2.3 External linkshttps://bodhi.fedoraproject.org/updates/FEDORA-2017-ffa8601413
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.
