Buffer overflow in libxml2 (Alpine package)



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2015-8241
CWE-ID CWE-119
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) Buffer overflow

EUVDB-ID: #VU32290

Risk: Medium

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

CVE-ID: CVE-2015-8241

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to #BASIC_IMPACT#.

The xmlNextChar function in libxml2 2.9.2 does not properly check the state, which allows context-dependent attackers to cause a denial of service (heap-based buffer over-read and application crash) or obtain sensitive information via crafted XML data.

Mitigation

Install update from vendor's website.

Vulnerable software versions

libxml2 (Alpine package): 2.9.1-r3

CPE2.3 External links

https://git.alpinelinux.org/aports/commit/?id=e22db122a45967d60400d69e5697c7021a1fddc5
https://git.alpinelinux.org/aports/commit/?id=1a6904e01ed53e8b2fb97320a216979c4f1cc21c


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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