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Bug 764176 (CVE-2019-25013) - <sys-libs/glibc-2.32-r7: buffer overread in iconv (CVE-2019-25013)
Summary: <sys-libs/glibc-2.32-r7: buffer overread in iconv (CVE-2019-25013)
Alias: CVE-2019-25013
Product: Gentoo Security
Classification: Unclassified
Component: Vulnerabilities (show other bugs)
Hardware: All Linux
: Normal minor (vote)
Assignee: Gentoo Security
Whiteboard: A4 [glsa+ cve]
Depends on: CVE-2020-27618, CVE-2021-3326
  Show dependency tree
Reported: 2021-01-06 20:34 UTC by John Helmert III
Modified: 2021-07-06 03:41 UTC (History)
1 user (show)

See Also:
Package list:
Runtime testing required: ---
nattka: sanity-check-


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Description John Helmert III gentoo-dev Security 2021-01-06 20:34:32 UTC
CVE-2019-25013 (

The iconv feature in the GNU C Library (aka glibc or libc6) through 2.32, when processing invalid multi-byte input sequences in the EUC-KR encoding, may have a buffer over-read.


Not in any release.
Comment 1 Larry the Git Cow gentoo-dev 2021-01-07 11:24:39 UTC
The bug has been referenced in the following commit(s):

commit 0e486a3e2bcba51de8672b544186e147079cdff0
Author:     Andreas K. Huettel <>
AuthorDate: 2021-01-07 11:24:02 +0000
Commit:     Andreas K. Huettel <>
CommitDate: 2021-01-07 11:24:27 +0000

    sys-libs/glibc: Patchlevel bump
    Package-Manager: Portage-3.0.12, Repoman-3.0.2
    Signed-off-by: Andreas K. Huettel <>

 sys-libs/glibc/Manifest             |    1 +
 sys-libs/glibc/glibc-2.32-r7.ebuild | 1513 +++++++++++++++++++++++++++++++++++
 2 files changed, 1514 insertions(+)
Comment 2 Sam James archtester gentoo-dev Security 2021-02-24 22:54:17 UTC
Ready to stable? In tree since 7th Jan.
Comment 3 Andreas K. Hüttel gentoo-dev 2021-02-27 17:20:05 UTC
(In reply to Sam James from comment #2)
> Ready to stable? In tree since 7th Jan.

Why not.
Comment 4 Rolf Eike Beer archtester 2021-02-28 11:37:39 UTC
hppa/sparc stable
Comment 5 Sam James archtester gentoo-dev Security 2021-02-28 15:57:49 UTC
amd64 done
Comment 6 Sam James archtester gentoo-dev Security 2021-02-28 16:00:07 UTC
x86 done
Comment 7 Sam James archtester gentoo-dev Security 2021-02-28 21:33:40 UTC
arm64 done
Comment 8 Sam James archtester gentoo-dev Security 2021-03-03 21:32:10 UTC
arm done
Comment 9 Agostino Sarubbo gentoo-dev 2021-03-26 15:06:06 UTC
s390 stable
Comment 10 Andreas K. Hüttel gentoo-dev 2021-04-02 10:14:45 UTC
@ppc, ppc64: ping
Comment 11 Georgy Yakovlev gentoo-dev 2021-05-15 18:43:54 UTC
some tests still fail, but I checked and it seems due to kernel bug. debian disables those

FAIL: signal/tst-minsigstksz-1
FAIL: signal/tst-minsigstksz-2
FAIL: signal/tst-minsigstksz-3
FAIL: signal/tst-minsigstksz-3a
FAIL: signal/tst-minsigstksz-4

ppc and ppc64 done.
Comment 12 NATTkA bot gentoo-dev 2021-06-08 07:20:27 UTC
Unable to check for sanity:

> no match for package: sys-libs/glibc-2.32-r7
Comment 13 Andreas K. Hüttel gentoo-dev 2021-07-01 21:31:37 UTC
Nothing to do for toolchain here anymore
Comment 14 John Helmert III gentoo-dev Security 2021-07-05 02:39:00 UTC
New request filed
Comment 15 GLSAMaker/CVETool Bot gentoo-dev 2021-07-06 03:41:58 UTC
This issue was resolved and addressed in
 GLSA 202107-07 at
by GLSA coordinator John Helmert III (ajak).