Bug 865727 – <dev-libs/libxml2-2.10.0: Multiple vulnerabilities

• Product: Gentoo Security
• Status: RESOLVED FIXED

[Description Sam James 2022-08-19 00:50:37 UTC]

libxml2 2.10.0 release notes (https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.10.0#security) contain:
"""
Security

[CVE-2022-2309] Reset nsNr in xmlCtxtReset
Reserve byte for NUL terminator and report errors consistently in xmlBuf and
xmlBuffer (David Kilzer)
Fix missing NUL terminators in xmlBuf and xmlBuffer functions (David Kilzer)
Fix integer overflow in xmlBufferDump() (David Kilzer)
xmlBufAvail() should return length without including a byte for NUL
terminator (David Kilzer)
Fix ownership of xmlNodePtr & xmlAttrPtr fields in xmlSetTreeDoc() (David
Kilzer)
Use xmlNewDocText in xmlXIncludeCopyRange
Fix use-after-free bugs when calling xmlTextReaderClose() before
xmlFreeTextReader() on post-validating parser (David Kilzer)
Use UPDATE_COMPAT() consistently in buf.c (David Kilzer)
fix: xmlXPathParserContext could be double-delete in  OOM case. (jinsub ahn)
"""

[Comment 1 John Helmert III 2022-10-14 03:32:22 UTC]

GLSA request filed

[Comment 2 Larry the Git Cow 2022-10-16 14:45:55 UTC]

The bug has been referenced in the following commit(s):

https://gitweb.gentoo.org/data/glsa.git/commit/?id=adf5474fd11ba8a07548c5e37fac5e66db57a112

commit adf5474fd11ba8a07548c5e37fac5e66db57a112
Author:     GLSAMaker <[e-mail]>
AuthorDate: 2022-10-16 14:40:08 +0000
Commit:     John Helmert III <[e-mail]>
CommitDate: 2022-10-16 14:45:20 +0000

    [ GLSA 202210-03 ] libxml2: Multiple Vulnerabilities
    
    Bug: https://bugs.gentoo.org/833809
    Bug: https://bugs.gentoo.org/842261
    Bug: https://bugs.gentoo.org/865727
    Signed-off-by: GLSAMaker <[e-mail]>
    Signed-off-by: John Helmert III <[e-mail]>

 glsa-202210-03.xml | 45 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)

[Comment 3 Larry the Git Cow 2022-10-28 19:53:26 UTC]

The bug has been referenced in the following commit(s):

https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=7d5c71d4ba751dd64e43e286c27b0b2fa5f1cc00

commit 7d5c71d4ba751dd64e43e286c27b0b2fa5f1cc00
Author:     Sam James <[e-mail]>
AuthorDate: 2022-10-28 19:32:57 +0000
Commit:     Sam James <[e-mail]>
CommitDate: 2022-10-28 19:50:00 +0000

    dev-libs/libxml2: drop 2.9.14-r1
    
    Bug: https://bugs.gentoo.org/865727
    Signed-off-by: Sam James <[e-mail]>

 dev-libs/libxml2/Manifest                 |   2 -
 dev-libs/libxml2/libxml2-2.9.14-r1.ebuild | 187 ------------------------------
 2 files changed, 189 deletions(-)

[Comment 4 John Helmert III 2022-10-30 03:28:40 UTC]

All done!