Gentoo Websites Logo
Go to: Gentoo Home Documentation Forums Lists Bugs Planet Store Wiki Get Gentoo!
Bug 817863 (CVE-2021-42260) - <dev-libs/tinyxml-2.6.2-r5: infinite loop (CVE-2021-42260)
Summary: <dev-libs/tinyxml-2.6.2-r5: infinite loop (CVE-2021-42260)
Status: IN_PROGRESS
Alias: CVE-2021-42260
Product: Gentoo Security
Classification: Unclassified
Component: Vulnerabilities (show other bugs)
Hardware: All Linux
: Normal minor
Assignee: Gentoo Security
URL: https://sourceforge.net/p/tinyxml/bug...
Whiteboard: B3 [cleanup glsa?]
Keywords:
Depends on: 915341
Blocks:
  Show dependency tree
 
Reported: 2021-10-12 14:14 UTC by John Helmert III
Modified: 2023-10-09 06:00 UTC (History)
1 user (show)

See Also:
Package list:
Runtime testing required: ---

Attachments
Add an attachment (proposed patch, testcase, etc.)

Note You need to log in before you can comment on or make changes to this bug.
Description John Helmert III archtester Gentoo Infrastructure gentoo-dev Security 2021-10-12 14:14:17 UTC 
CVE-2021-42260:

TinyXML through 2.6.2 has an infinite loop in TiXmlParsingData::Stamp in tinyxmlparser.cpp via the TIXML_UTF_LEAD_0 case. It can be triggered by a crafted XML message and leads to a denial of service.
Comment 2 Larry the Git Cow gentoo-dev 2023-08-27 08:42:57 UTC 
The bug has been referenced in the following commit(s):

https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=d139a435333edbdb81869e7d4b984a7535e9eda8

commit d139a435333edbdb81869e7d4b984a7535e9eda8
Author:     Bernard Cafarelli <voyageur@gentoo.org>
AuthorDate: 2023-08-27 08:42:10 +0000
Commit:     Bernard Cafarelli <voyageur@gentoo.org>
CommitDate: 2023-08-27 08:42:53 +0000

    dev-libs/tinyxml: bump to add infinite loop patch
    
    Bug: https://bugs.gentoo.org/817863
    Signed-off-by: Bernard Cafarelli <voyageur@gentoo.org>

 .../files/tinyxml-2.6.2-CVE-2021-42260.patch       | 23 ++++++++
 dev-libs/tinyxml/tinyxml-2.6.2-r5.ebuild           | 68 ++++++++++++++++++++++
 2 files changed, 91 insertions(+)
Comment 3 John Helmert III archtester Gentoo Infrastructure gentoo-dev Security 2023-10-07 18:21:23 UTC 
Thanks!