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ALSA-2023:5455 Not scored

Important: glibc security update

The glibc packages provide the standard C libraries (libc), POSIX thread libraries (libpthread), standard math libraries (libm), and the name service cache daemon (nscd) used by multiple programs on the system. Without these libraries, the Linux system cannot function correctly. Security Fix(es): * glibc: buffer overflow in ld.so leading to privilege escalation (CVE-2023-4911) * glibc: Stack read overflow in getaddrinfo in no-aaaa mode (CVE-2023-4527) * glibc: potential use-after-free in getaddrinfo() (CVE-2023-4806) * glibc: potential use-after-free in gaih_inet() (CVE-2023-4813) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Exploit probability Not scored
Published October 5, 2023
Required by Not available
Last source change February 4, 2026

02 / AFFECTED SOFTWARE

Affected packages

AlmaLinux:8 glibc-langpack-mai
AlmaLinux:8 glibc-langpack-uk
AlmaLinux:8 glibc-locale-source
AlmaLinux:8 glibc-langpack-st
AlmaLinux:8 glibc-langpack-ik
AlmaLinux:8 glibc-langpack-ff
AlmaLinux:8 glibc-langpack-gd
AlmaLinux:8 glibc-langpack-es
AlmaLinux:8 glibc-langpack-it
AlmaLinux:8 glibc-langpack-unm
AlmaLinux:8 glibc-devel
AlmaLinux:8 glibc-langpack-tpi
AlmaLinux:8 glibc-langpack-anp
AlmaLinux:8 glibc-langpack-tn
AlmaLinux:8 glibc-langpack-os
AlmaLinux:8 glibc-langpack-the
AlmaLinux:8 glibc-langpack-uz
AlmaLinux:8 glibc-langpack-sid
AlmaLinux:8 glibc-langpack-lzh
AlmaLinux:8 glibc-langpack-ha
AlmaLinux:8 glibc-langpack-miq
AlmaLinux:8 glibc-langpack-am
AlmaLinux:8 glibc-langpack-ps
AlmaLinux:8 glibc-langpack-sq
AlmaLinux:8 glibc-langpack-xh
AlmaLinux:8 glibc-langpack-ne
AlmaLinux:8 glibc-langpack-da
AlmaLinux:8 glibc-langpack-eu
AlmaLinux:8 glibc-langpack-ru
AlmaLinux:8 glibc-langpack-oc
AlmaLinux:8 glibc-langpack-is
AlmaLinux:8 glibc-langpack-niu
AlmaLinux:8 nss_hesiod
AlmaLinux:8 glibc-langpack-sc
AlmaLinux:8 glibc-langpack-nds
AlmaLinux:8 glibc-langpack-ku
AlmaLinux:8 glibc-langpack-de
AlmaLinux:8 glibc-langpack-ro
AlmaLinux:8 glibc-langpack-doi
AlmaLinux:8 glibc-langpack-aa
AlmaLinux:8 glibc-langpack-lb
AlmaLinux:8 libnsl
AlmaLinux:8 glibc-langpack-bem
AlmaLinux:8 glibc-langpack-sv
AlmaLinux:8 glibc-langpack-bho
AlmaLinux:8 glibc-langpack-kab
AlmaLinux:8 glibc-langpack-vi
AlmaLinux:8 glibc-minimal-langpack
AlmaLinux:8 glibc-benchtests
AlmaLinux:8 glibc-langpack-wo
AlmaLinux:8 glibc-langpack-mg
AlmaLinux:8 glibc-langpack-kw
AlmaLinux:8 glibc-langpack-mni
AlmaLinux:8 glibc-langpack-ko
AlmaLinux:8 glibc-langpack-ms
AlmaLinux:8 glibc-langpack-wae
AlmaLinux:8 glibc-langpack-chr
AlmaLinux:8 glibc-all-langpacks
AlmaLinux:8 glibc-langpack-yuw
AlmaLinux:8 glibc-langpack-el
AlmaLinux:8 glibc-langpack-ss
AlmaLinux:8 glibc-langpack-ky
AlmaLinux:8 nscd
AlmaLinux:8 glibc-langpack-af
AlmaLinux:8 glibc-langpack-kn
AlmaLinux:8 glibc-langpack-sk
AlmaLinux:8 glibc-langpack-en
AlmaLinux:8 glibc-langpack-or
AlmaLinux:8 glibc-langpack-yi
AlmaLinux:8 glibc-langpack-cy
AlmaLinux:8 glibc-langpack-pap
AlmaLinux:8 glibc-langpack-tig
AlmaLinux:8 glibc-langpack-tg
AlmaLinux:8 glibc-langpack-sd
AlmaLinux:8 glibc-langpack-fy
AlmaLinux:8 glibc-langpack-zh
AlmaLinux:8 glibc-langpack-ia
AlmaLinux:8 glibc-langpack-ar
AlmaLinux:8 glibc-langpack-kl
AlmaLinux:8 glibc-langpack-ht
AlmaLinux:8 glibc-langpack-ja
AlmaLinux:8 glibc-langpack-ce
AlmaLinux:8 glibc-langpack-rw
AlmaLinux:8 glibc-langpack-bhb
AlmaLinux:8 glibc-langpack-iu
AlmaLinux:8 glibc-langpack-tr
AlmaLinux:8 glibc-langpack-brx
AlmaLinux:8 glibc-langpack-sat
AlmaLinux:8 glibc-langpack-dv
AlmaLinux:8 glibc-langpack-nb
AlmaLinux:8 glibc-langpack-gu
AlmaLinux:8 glibc
AlmaLinux:8 glibc-langpack-hak
AlmaLinux:8 glibc-langpack-dsb
AlmaLinux:8 glibc-langpack-ayc
AlmaLinux:8 glibc-langpack-be
AlmaLinux:8 glibc-langpack-mag
AlmaLinux:8 glibc-langpack-kok
AlmaLinux:8 glibc-langpack-so
AlmaLinux:8 glibc-langpack-kk
AlmaLinux:8 glibc-langpack-yue
AlmaLinux:8 glibc-langpack-agr
AlmaLinux:8 glibc-langpack-ur
AlmaLinux:8 glibc-langpack-szl
AlmaLinux:8 glibc-langpack-mn
AlmaLinux:8 glibc-langpack-mr
AlmaLinux:8 glibc-langpack-tt
AlmaLinux:8 glibc-langpack-nr
AlmaLinux:8 glibc-langpack-shn
AlmaLinux:8 glibc-langpack-pa
AlmaLinux:8 glibc-langpack-lv
AlmaLinux:8 glibc-langpack-bs
AlmaLinux:8 glibc-langpack-ga
AlmaLinux:8 glibc-langpack-hi
AlmaLinux:8 glibc-langpack-pl
AlmaLinux:8 glibc-langpack-dz
AlmaLinux:8 glibc-langpack-pt
AlmaLinux:8 glibc-langpack-cv
AlmaLinux:8 glibc-langpack-ta
AlmaLinux:8 glibc-langpack-az
AlmaLinux:8 glibc-langpack-fa
AlmaLinux:8 glibc-langpack-crh
AlmaLinux:8 glibc-langpack-hu
AlmaLinux:8 glibc-langpack-wa
AlmaLinux:8 glibc-langpack-hne
AlmaLinux:8 glibc-langpack-te
AlmaLinux:8 glibc-langpack-ml
AlmaLinux:8 glibc-langpack-an
AlmaLinux:8 glibc-langpack-km
AlmaLinux:8 glibc-langpack-cs
AlmaLinux:8 glibc-langpack-br
AlmaLinux:8 glibc-langpack-eo
AlmaLinux:8 glibc-langpack-ug
AlmaLinux:8 glibc-static
AlmaLinux:8 glibc-langpack-nso
AlmaLinux:8 glibc-langpack-byn
AlmaLinux:8 glibc-langpack-lg
AlmaLinux:8 glibc-common
AlmaLinux:8 glibc-langpack-to
AlmaLinux:8 glibc-langpack-ln
AlmaLinux:8 glibc-langpack-raj
AlmaLinux:8 glibc-langpack-mfe
AlmaLinux:8 glibc-langpack-tk
AlmaLinux:8 glibc-langpack-tcy
AlmaLinux:8 glibc-langpack-fo
AlmaLinux:8 compat-libpthread-nonshared
AlmaLinux:8 glibc-langpack-hr
AlmaLinux:8 glibc-headers
AlmaLinux:8 glibc-langpack-sgs
AlmaLinux:8 glibc-langpack-ti
AlmaLinux:8 glibc-langpack-gv
AlmaLinux:8 glibc-langpack-fr
AlmaLinux:8 glibc-langpack-as
AlmaLinux:8 glibc-langpack-yo
AlmaLinux:8 glibc-langpack-nan
AlmaLinux:8 glibc-langpack-ve
AlmaLinux:8 glibc-langpack-bn
AlmaLinux:8 glibc-langpack-fi
AlmaLinux:8 glibc-langpack-ast
AlmaLinux:8 glibc-langpack-mjw
AlmaLinux:8 glibc-langpack-lt
AlmaLinux:8 glibc-langpack-sr
AlmaLinux:8 glibc-langpack-gez
AlmaLinux:8 glibc-langpack-tl
AlmaLinux:8 nss_db
AlmaLinux:8 glibc-langpack-th
AlmaLinux:8 glibc-langpack-sm
AlmaLinux:8 glibc-langpack-wal
AlmaLinux:8 glibc-langpack-cmn
AlmaLinux:8 glibc-langpack-sah
AlmaLinux:8 glibc-langpack-nn
AlmaLinux:8 glibc-langpack-nl
AlmaLinux:8 glibc-langpack-li
AlmaLinux:8 glibc-langpack-et
AlmaLinux:8 glibc-langpack-mt
AlmaLinux:8 glibc-langpack-hsb
AlmaLinux:8 glibc-langpack-si
AlmaLinux:8 glibc-langpack-om
AlmaLinux:8 glibc-langpack-bi
AlmaLinux:8 glibc-langpack-bg
AlmaLinux:8 glibc-langpack-sw
AlmaLinux:8 glibc-langpack-id
AlmaLinux:8 glibc-langpack-lij
AlmaLinux:8 glibc-langpack-se
AlmaLinux:8 glibc-langpack-fil
AlmaLinux:8 glibc-langpack-fur
AlmaLinux:8 glibc-langpack-hif
AlmaLinux:8 glibc-langpack-ig
AlmaLinux:8 glibc-gconv-extra
AlmaLinux:8 glibc-langpack-mi
AlmaLinux:8 glibc-langpack-he
AlmaLinux:8 glibc-utils
AlmaLinux:8 glibc-langpack-zu
AlmaLinux:8 glibc-doc
AlmaLinux:8 glibc-nss-devel
AlmaLinux:8 glibc-langpack-hy
AlmaLinux:8 glibc-langpack-ca
AlmaLinux:8 glibc-langpack-bo
AlmaLinux:8 glibc-langpack-ks
AlmaLinux:8 glibc-langpack-ber
AlmaLinux:8 glibc-langpack-csb
AlmaLinux:8 glibc-langpack-nhn
AlmaLinux:8 glibc-langpack-ak
AlmaLinux:8 glibc-langpack-shs
AlmaLinux:8 glibc-langpack-sl
AlmaLinux:8 glibc-langpack-mhr
AlmaLinux:8 glibc-langpack-gl
AlmaLinux:8 glibc-langpack-my
AlmaLinux:8 glibc-langpack-sa
AlmaLinux:8 glibc-langpack-ka
AlmaLinux:8 glibc-langpack-lo
AlmaLinux:8 glibc-langpack-quz
AlmaLinux:8 glibc-langpack-mk
AlmaLinux:8 glibc-langpack-ts

03 / CONNECTIONS

Connected vulnerabilities

04 / EVIDENCE

Source records

Open Source Vulnerabilities ALSA-2023:5455

The glibc packages provide the standard C libraries (libc), POSIX thread libraries (libpthread), standard math libraries (libm), and the name service cache daemon (nscd) used by multiple programs on the system. Without these libraries, the Linux system cannot function correctly. Security Fix(es): * glibc: buffer overflow in ld.so leading to privilege escalation (CVE-2023-4911) * glibc: Stack read overflow in getaddrinfo in no-aaaa mode (CVE-2023-4527) * glibc: potential use-after-free in getaddrinfo() (CVE-2023-4806) * glibc: potential use-after-free in gaih_inet() (CVE-2023-4813) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

View original source

05 / REFERENCES

Further evidence