libxml2: CVE-2020-7595

Debian Bug report logs - #949582
libxml2: CVE-2020-7595

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Message #5 received at submit@bugs.debian.org (full text, mbox, reply):

From: Salvatore Bonaccorso <carnil@debian.org>

To: Debian Bug Tracking System <submit@bugs.debian.org>

Subject: libxml2: CVE-2020-7595

Date: Wed, 22 Jan 2020 12:28:30 +0100

Source: libxml2
Version: 2.9.4+dfsg1-8
Severity: important
Tags: security upstream
Control: found -1 2.9.10+dfsg-1
Control: found -1 2.9.4+dfsg1-7
Control: found -1 2.9.4+dfsg1-2.2+deb9u2
Control: found -1 2.9.4+dfsg1-2.2

Hi,

The following vulnerability was published for libxml2.

CVE-2020-7595[0]:
| xmlStringLenDecodeEntities in parser.c in libxml2 2.9.10 has an
| infinite loop in a certain end-of-file situation.

At time of writing there is no further other reference available
afaics, apart the fixing commit [1], which seem to indicate that the
issue is present as well in earlier versions.

If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2020-7595
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-7595
[1] https://gitlab.gnome.org/GNOME/libxml2/commit/0e1a49c8907645d2e155f0d89d4d9895ac5112b5

Please adjust the affected versions in the BTS as needed.

Regards,
Salvatore

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