Input validation error in libxml2 (Alpine package)



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2012-2807
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
 libxml2 (Alpine package)
Operating systems & Components / Operating system package or component

Vendor Alpine Linux Development Team

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Input validation error

EUVDB-ID: #VU33938

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2012-2807

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

Multiple integer overflows in libxml2, as used in Google Chrome before 20.0.1132.43 and other products, on 64-bit Linux platforms allow remote attackers to cause a denial of service or possibly have unspecified other impact via unknown vectors.

Mitigation

Install update from vendor's website.

Vulnerable software versions

libxml2 (Alpine package): 2.7.7-r5

CPE2.3 External links

https://git.alpinelinux.org/aports/commit/?id=a516984acb9ed39fa96aa6d91a53c898d25082c6
https://git.alpinelinux.org/aports/commit/?id=74a93b6947dda51282111815d38594436fced477
https://git.alpinelinux.org/aports/commit/?id=c9d3a033c988c8247d5ec72ecf7c10e406e384ef


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.



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