CVE-2017-2640
published 2018-07-27CVE-2017-2640: An out-of-bounds write flaw was found in the way Pidgin before 2.12.0 processed XML content. A malicious remote server could potentially use this flaw to crash…
PriorityP357critical9.8CVSS 3.0
AVNACLPRNUINSUCHIHAH
EPSS
6.26%
92.8th percentile
An out-of-bounds write flaw was found in the way Pidgin before 2.12.0 processed XML content. A malicious remote server could potentially use this flaw to crash Pidgin or execute arbitrary code in the context of the pidgin process.
Affected
14 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | debian_linux | — | — |
| debian | pidgin | < pidgin 2.12.0-1 (bookworm) | pidgin 2.12.0-1 (bookworm) |
| pidgin | pidgin | < 2.12.0 | 2.12.0 |
| pidgin | pidgin | — | — |
| pidgin | pidgin | >= 0 < 2.12.0-1 | 2.12.0-1 |
| pidgin | pidgin | >= 0 < 2.12.0-1 | 2.12.0-1 |
| pidgin | pidgin | >= 0 < 2.12.0-1 | 2.12.0-1 |
| pidgin | pidgin | >= 0 < 2.12.0-1 | 2.12.0-1 |
| redhat | enterprise_linux_desktop | — | — |
| redhat | enterprise_linux_server | — | — |
| redhat | enterprise_linux_server_aus | — | — |
| redhat | enterprise_linux_server_eus | — | — |
| redhat | enterprise_linux_server_eus | — | — |
| redhat | enterprise_linux_workstation | — | — |
CVSS provenance
nvdv3.09.8CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
nvdv2.07.5HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
osv9.8CRITICAL
vendor_debian7.5HIGH
vendor_redhat7.5HIGH
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GHSA
GHSA-556c-qpr9-626c: An out-of-bounds write flaw was found in the way Pidgin before 2
ghsa_unreviewed·2022-05-13
CVE-2017-2640 [CRITICAL] CWE-787 GHSA-556c-qpr9-626c: An out-of-bounds write flaw was found in the way Pidgin before 2
An out-of-bounds write flaw was found in the way Pidgin before 2.12.0 processed XML content. A malicious remote server could potentially use this flaw to crash Pidgin or execute arbitrary code in the context of the pidgin process.
OSV
CVE-2017-2640: An out-of-bounds write flaw was found in the way Pidgin before 2
osv·2018-07-27·CVSS 9.8
CVE-2017-2640 [CRITICAL] CVE-2017-2640: An out-of-bounds write flaw was found in the way Pidgin before 2
An out-of-bounds write flaw was found in the way Pidgin before 2.12.0 processed XML content. A malicious remote server could potentially use this flaw to crash Pidgin or execute arbitrary code in the context of the pidgin process.
Ubuntu
Pidgin vulnerability
vendor_ubuntu·2017-03-14
CVE-2017-2640 Pidgin vulnerability
Title: Pidgin vulnerability
Summary: Pidgin could be made to crash or run programs if it received specially
crafted network traffic.
Joseph Bisch discovered that Pidgin incorrectly handled certain xml
messages. A remote attacker could use this issue to cause Pidgin to crash,
resulting in a denial of service, or possibly execute arbitrary code.
Instructions: After a standard system update you need to restart Pidgin to make all the
necessary changes.
Red Hat
pidgin: Out-of-bounds write in purple_markup_unescape_entity triggered by invalid XML
vendor_redhat·2017-03-10·CVSS 7.5
CVE-2017-2640 [HIGH] CWE-787 pidgin: Out-of-bounds write in purple_markup_unescape_entity triggered by invalid XML
pidgin: Out-of-bounds write in purple_markup_unescape_entity triggered by invalid XML
An out-of-bounds write flaw was found in the way Pidgin before 2.12.0 processed XML content. A malicious remote server could potentially use this flaw to crash Pidgin or execute arbitrary code in the context of the pidgin process.
An out-of-bounds write flaw was found in the way Pidgin processed XML content. A malicious remote server could potentially use this flaw to crash Pidgin or execute arbitrary code in the context of the pidgin process.
Package: pidgin (Red Hat Enterprise Linux 5) - Will not fix
Package: pidgin (Red Hat Enterprise Linux 6) - Will not fix
Debian
CVE-2017-2640: pidgin - An out-of-bounds write flaw was found in the way Pidgin before 2.12.0 processed ...
vendor_debian·2017·CVSS 7.5
CVE-2017-2640 [HIGH] CVE-2017-2640: pidgin - An out-of-bounds write flaw was found in the way Pidgin before 2.12.0 processed ...
An out-of-bounds write flaw was found in the way Pidgin before 2.12.0 processed XML content. A malicious remote server could potentially use this flaw to crash Pidgin or execute arbitrary code in the context of the pidgin process.
Scope: local
bookworm: resolved (fixed in 2.12.0-1)
bullseye: resolved (fixed in 2.12.0-1)
forky: resolved (fixed in 2.12.0-1)
sid: resolved (fixed in 2.12.0-1)
trixie: resolved (fixed in 2.12.0-1)
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2017-2640 pidgin: Out-of-bounds write in purple_markup_unescape_entity triggered by invalid XML [fedora-all]
bugzilla·2017-03-10·CVSS 7.5
CVE-2017-2640 [HIGH] CVE-2017-2640 pidgin: Out-of-bounds write in purple_markup_unescape_entity triggered by invalid XML [fedora-all]
CVE-2017-2640 pidgin: Out-of-bounds write in purple_markup_unescape_entity triggered by invalid XML [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of Fedora.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: this issue affe
Bugzilla
CVE-2017-2640 pidgin: Out-of-bounds write in purple_markup_unescape_entity triggered by invalid XML
bugzilla·2017-03-07·CVSS 7.5
CVE-2017-2640 [HIGH] CVE-2017-2640 pidgin: Out-of-bounds write in purple_markup_unescape_entity triggered by invalid XML
CVE-2017-2640 pidgin: Out-of-bounds write in purple_markup_unescape_entity triggered by invalid XML
An out-of-bounds write vulnerability was found in purple_markup_unescape_entity. It can be triggered by sending invalid XML entities separated by whitespace, eg "ஸ". In default installation, this can get called only when receiving data from a server.
Upstream patch(es):
https://bitbucket.org/pidgin/main/commits/6745ecd124da91d6711ebab8812247bcd785939a
https://bitbucket.org/pidgin/main/commits/b2fc9e774cb9bf6bffcafa156c14a4c7b3640837
Discussion:
Acknowledgments:
Name: the Pidgin project
---
Created attachment 1260886
Upstream patch
---
Created pidgin tracking bugs for this issue:
Affects: fedora-all [bug 1431018]
---
Public via https://pidgin.im/news/security/ page.
---
*** Bug
Bugzilla
CVE-2016-10094 libtiff: Off-by-one error in t2p_readwrite_pdf_image_tile() causing heap buffer overflow
bugzilla·2017-01-04·CVSS 7.8
CVE-2016-10094 [HIGH] CVE-2016-10094 libtiff: Off-by-one error in t2p_readwrite_pdf_image_tile() causing heap buffer overflow
CVE-2016-10094 libtiff: Off-by-one error in t2p_readwrite_pdf_image_tile() causing heap buffer overflow
An off-by-one error was found in t2p_readwrite_pdf_image_tile() that can lead to heap buffer overflow triggered by running tiff2pdf on crafted tiff file.
Upstream patch:
https://github.com/vadz/libtiff/commit/c7153361a4041260719b340f73f2f76b0969235c
Upstream bug:
http://bugzilla.maptools.org/show_bug.cgi?id=2640
CVE assignment:
http://seclists.org/oss-sec/2017/q1/3
Reproducer:
https://github.com/asarubbo/poc/blob/master/00112-libtiff-heapoverflow-_TIFFmemcpy
Discussion:
Created libtiff tracking bugs for this issue:
Affects: fedora-all [bug 1410123]
---
Created mingw-libtiff tracking bugs for this issue:
Affects: fedora-all [bug 1410124]
Affects: epel-7 [bug 1410125]
http://www.securityfocus.com/bid/96775https://access.redhat.com/errata/RHSA-2017:1854https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2640https://security.gentoo.org/glsa/201706-10https://www.debian.org/security/2017/dsa-3806http://www.securityfocus.com/bid/96775https://access.redhat.com/errata/RHSA-2017:1854https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2640https://security.gentoo.org/glsa/201706-10https://www.debian.org/security/2017/dsa-3806
2018-07-27
Published