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OpenAdvisories
Medium ELSA-2026-20594 1 CVE

Moderate: glibc security update (Oracle Linux 10)

Published Jul 20, 2026 · Updated Jul 20, 2026

Summary

[2.39-126.0.1]
- Forward port Oracle changes to 2.39-126.
- Reviewed-by: Jose E. Marchesi <jose.marchesi@oracle.com>
Oracle history:
Jul-15-2026 Cupertino Miranda <cupertino.miranda@oracle.com> - 2.39-124.0.1
- Forward port Oracle changes to 2.39-124.
- Reviewed-by: Jose E. Marchesi <jose.marchesi@oracle.com>
May-19-2026 Cupertino Miranda <cupertino.miranda@oracle.com> - 2.39-121.0.1
- Forward port Oracle changes to 2.39-121.
- Reviewed-by: David Faust <david.faust@oracle.com>
April-2-2026 Cupertino Miranda <cupertino.miranda@oracle.com> - 2.39-113.0.1
- Reverted to version 2.39-113.
- Reviewed-by: David Faust <david.faust@oracle.com>
February-3-2026 Cupertino Miranda <cupertino.miranda@oracle.com> - 2.39-99.0.1
- Forward port Oracle changes to 2.39-99.
- Reviewed-by: David Faust <david.faust@oracle.com>
January-27-2026 Cupertino Miranda <cupertino.miranda@oracle.com> - 2.39-58.0.1.7
- Forward port Oracle changes to 2.39-58.7.
- Reviewed-by: David Faust <david.faust@oracle.com>
November-26-2025 Cupertino Miranda <cupertino.miranda@oracle.com> - 2.39-58.0.1.2
- Forward port Oracle changes to 2.39-58.2.
- Reviewed-by: Jose E. Marchesi <jose.marchesi@oracle.com>
September-29-2025 David Faust <david.faust@oracle.com> - 2.39-58.0.1
- Forward port Oracle changes to 2.39-58.
- Reviewed-by: Jose E. Marchesi <jose.marchesi@oracle.com>
August-29-2025 Cupertino Miranda <cupertino.miranda@oracle.com> - 2.39-54.0.1
- Forward port Oracle changes.
Reviewed-by: Jose E. Marchesi <jose.marchesi@oracle.com>
August-7-2025 Cupertino Miranda <cupertino.miranda@oracle.com> - 2.39-46.0.1
- Forward port Oracle changes.
Reviewed-by: David Faust <david.faust@oracle.com>
July-15-2025 Cupertino Miranda <cupertino.miranda@oracle.com> - 2.39-43.0.1
- Forward port Oracle changes.
Reviewed-by: Jose E. Marchesi <jose.marchesi@oracle.com>
March-5-2025 Cupertino Miranda <cupertino.miranda@oracle.com> - 2.39-37.0.1
- Forward port Oracle changes to 2.39-37.
Reviewed-by: Jose E. Marchesi <jose.marchesi@oracle.com>
Jan-22-2025 Cupertino Miranda <cupertino.miranda@oracle.com> - 2.39-32.0.1
- Integration of relevant Oracle patches.
Reviewed-by: Jose E. Marchesi <jose.marchesi@oracle.com>

[2.39-126]
- x86-64: Prefer EVEX512 string and memory functions on AMD Zen5
(RHEL-174869)

[2.39-125]
- CVE-2026-5450: Fix buffer overflow in scanf (RHEL-172694)

[2.39-124]
- Add LD_DEBUG=tls for tracking thread-local storage and TCB management
(RHEL-159427)

[2.39-123]
- CVE-2026-4046: Fix assertion failure in IBM1390 and IBM1399 iconv modules
(RHEL-162885)

[2.39-122]
- Fix __nss_get_default_domain logic to restore netgroup user enumeration
(RHEL-149709)

Fixed packages 221

ReleasePackageFixed in
Oracle Linux · 10 glibc 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-all-langpacks 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-benchtests 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-common 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-devel 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-doc 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-gconv-extra 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-aa 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-af 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-agr 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ak 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-am 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-an 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-anp 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ar 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-as 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ast 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ayc 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-az 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-be 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-bem 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ber 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-bg 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-bhb 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-bho 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-bi 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-bn 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-bo 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-br 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-brx 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-bs 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-byn 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ca 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ce 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-chr 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ckb 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-cmn 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-crh 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-cs 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-csb 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-cv 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-cy 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-da 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-de 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-doi 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-dsb 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-dv 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-dz 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-el 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-en 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-eo 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-es 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-et 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-eu 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-fa 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ff 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-fi 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-fil 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-fo 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-fr 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-fur 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-fy 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ga 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-gbm 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-gd 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-gez 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-gl 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-gu 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-gv 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ha 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-hak 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-he 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-hi 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-hif 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-hne 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-hr 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-hsb 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ht 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-hu 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-hy 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ia 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-id 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ig 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ik 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-is 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-it 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-iu 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ja 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ka 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-kab 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-kk 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-kl 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-km 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-kn 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ko 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-kok 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ks 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ku 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-kv 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-kw 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ky 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-lb 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-lg 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-li 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-lij 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ln 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-lo 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-lt 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-lv 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-lzh 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-mag 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-mai 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-mfe 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-mg 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-mhr 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-mi 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-miq 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-mjw 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-mk 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ml 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-mn 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-mni 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-mnw 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-mr 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ms 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-mt 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-my 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-nan 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-nb 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-nds 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ne 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-nhn 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-niu 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-nl 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-nn 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-nr 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-nso 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-oc 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-om 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-or 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-os 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-pa 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-pap 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-pl 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ps 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-pt 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-quz 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-raj 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-rif 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ro 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ru 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-rw 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-sa 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-sah 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-sat 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-sc 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-sd 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-se 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-sgs 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-shn 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-shs 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-si 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-sid 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-sk 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-sl 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-sm 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-so 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-sq 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-sr 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ss 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ssy 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-st 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-su 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-sv 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-sw 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-syr 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-szl 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ta 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-tcy 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-te 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-tg 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-th 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-the 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ti 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-tig 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-tk 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-tl 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-tn 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-to 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-tok 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-tpi 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-tr 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ts 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-tt 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ug 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-uk 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-unm 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ur 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-uz 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-ve 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-vi 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-wa 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-wae 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-wal 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-wo 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-xh 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-yi 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-yo 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-yue 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-yuw 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-zgh 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-zh 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-langpack-zu 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-locale-source 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-minimal-langpack 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-nss-devel 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-static 0:2.39-126.0.1.el10_2
Oracle Linux · 10 glibc-utils 0:2.39-126.0.1.el10_2
Oracle Linux · 10 libnsl 0:2.39-126.0.1.el10_2
Oracle Linux · 10 nss_db 0:2.39-126.0.1.el10_2
Oracle Linux · 10 nss_hesiod 0:2.39-126.0.1.el10_2

Vulnerabilities 1

  • High 7.5

    iconv crash due to assertion failure with untrusted input

    The iconv() function in the GNU C Library versions 2.43 and earlier may crash due to an assertion failure when converting inputs from the IBM1390 or IBM1399 character sets, which may be used to remotely crash an application. This vulnerability can be triviall…