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The resolveImplicitLevels function in common/ubidi.c in the Unicode Bidirectional Algorithm implementation in ICU4C in International Components for Unicode (ICU) before 55.1 does not properly track directionally isolated pieces of text, which allows remote attackers to cause a denial of service (heap-based buffer overflow) or possibly execute arbitrary code via crafted text.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Apple Ios | — | Upgrade to the latest version of Apple iOS | Apr 18, 2016 | May 25, 2015 |
| Apple Itunes | — | Upgrade Apple iTunes to the latest version | Nov 3, 2023 | Nov 3, 2023 |
| Apple Osx Icu | — | Upgrade macOS to the latest version | Apr 5, 2017 | May 25, 2015 |
| Debian | — | Upgrade icu | Jul 30, 2024 | May 25, 2015 |
| Gentoo Linux | — | Upgrade dev-libs/icu. | Oct 30, 2017 | May 25, 2015 |
| Oracle Solaris | — | Upgrade entire to version 0.5.11-0.175.3.0.0.30.0 on Solaris 11.3Upgrade consolidation/l10n/l10n-incorporation to version 0.5.11-0.175.3.0.0.26.2 on Solaris 11.3 | May 29, 2017 | May 25, 2015 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | May 5, 2015 |
| Suse | — | Upgrade libvisio-0_1-1Upgrade libreoffice-l10n-afUpgrade libe-book-devel-docUpgrade libreoffice-l10n-ssUpgrade libreoffice-l10n-viUpgrade libreoffice-l10n-beUpgrade libreofficekitUpgrade libabw-develUpgrade libreoffice-l10n-srUpgrade libreoffice-gladeUpgrade myspell-ar_TNUpgrade myspell-ar_EGUpgrade libmspub-0_1-1Upgrade liblayoutUpgrade libreoffice-l10n-amUpgrade myspell-af_ZAUpgrade libreoffice-l10n-stUpgrade libreoffice-l10n-boUpgrade libreoffice-l10n-frUpgrade libreoffice-l10n-siUpgrade libreoffice-l10n-zuUpgrade libreoffice-l10n-tgUpgrade myspell-zu_ZAUpgrade libreoffice-pyunoUpgrade libixion-develUpgrade myspell-en_PHUpgrade libreoffice-baseUpgrade librevenge-develUpgrade libmwaw-develUpgrade myspell-es_ESUpgrade libreoffice-l10n-furUpgrade libabw-0_1-1Upgrade myspell-ar_BHUpgrade libreoffice-icon-theme-galaxyUpgrade libicu52_1-dataUpgrade libreoffice-l10n-gdUpgrade libabw-devel-docUpgrade libreoffice-l10n-bn_inUpgrade myspell-en_NZUpgrade myspell-fr_LUUpgrade libreoffice-l10n-sw_tzUpgrade libgraphite2-3-32bitUpgrade libreoffice-l10n-daUpgrade libreoffice-l10n-ttUpgrade libreoffice-sdkUpgrade myspell-es_PYUpgrade libreoffice-l10n-veUpgrade libreoffice-mailmergeUpgrade libreoffice-l10n-kabUpgrade libreoffice-l10n-lvUpgrade libcmis-c-0_5-5Upgrade libreoffice-l10n-pt-BRUpgrade myspell-ca_ESUpgrade myspell-bg_BGUpgrade libreoffice-share-linkerUpgrade myspell-nb_NOUpgrade myspell-lightproof-pt_BRUpgrade myspell-es_CUUpgrade libreoffice-l10n-huUpgrade libreoffice-l10n-trUpgrade myspell-cs_CZUpgrade myspell-es_PEUpgrade myspell-es_CRUpgrade myspell-es_CLUpgrade libreoffice-l10n-vecUpgrade libreoffice-l10n-bgUpgrade libreoffice-l10n-itUpgrade myspell-sv_SEUpgrade myspell-ar_LBUpgrade libodfgen-devel-docUpgrade myspell-ar_LYUpgrade apache-commons-loggingUpgrade libreoffice-l10n-fiUpgrade myspell-en_NAUpgrade myspell-en_GHUpgrade libicu52_1-32bitUpgrade libreoffice-l10n-koUpgrade libreoffice-l10n-bsUpgrade libreoffice-l10n-zh_TWUpgrade libreoffice-l10n-mrUpgrade libreoffice-l10n-cyUpgrade libreoffice-librelogoUpgrade libpagemaker-0_0-0Upgrade myspell-ro_ROUpgrade myspell-sk_SKUpgrade myspell-lo_LAUpgrade myspell-ar_OMUpgrade libreoffice-l10n-pt_BRUpgrade myspell-en_AUUpgrade libreoffice-mathUpgrade libwps-0_4-4Upgrade libetonyek-develUpgrade myspell-bs_BAUpgrade myspell-te_INUpgrade myspell-en_GBUpgrade libreoffice-l10n-teUpgrade libreoffice-l10n-dzUpgrade libreoffice-impressUpgrade myspell-es_HNUpgrade libreoffice-icon-theme-tangoUpgrade myspell-arUpgrade myspell-en_CAUpgrade myspell-caUpgrade libmwaw-0_3-3Upgrade myspell-af_NAUpgrade libreoffice-l10n-hrUpgrade myspell-lightproof-ru_RUUpgrade libvisio-devel-docUpgrade libreoffice-l10n-mkUpgrade libreofficekit-develUpgrade libreoffice-l10n-satUpgrade libreoffice-l10n-szlUpgrade libreoffice-l10n-omUpgrade libreoffice-l10n-faUpgrade libreoffice-l10n-astUpgrade libreoffice-l10n-nsoUpgrade libreoffice-l10n-svUpgrade libreoffice-l10n-nrUpgrade malaga-suomiUpgrade liblangtag-develUpgrade myspell-fr_CAUpgrade myspell-de_ATUpgrade myspell-hi_INUpgrade python-importlibUpgrade libfontsUpgrade libreoffice-filters-optionalUpgrade icuUpgrade myspell-hr_HRUpgrade libreoffice-l10n-sdUpgrade myspell-et_EEUpgrade libreoffice-l10n-paUpgrade libreoffice-l10n-esUpgrade libreoffice-l10n-bnUpgrade libreoffice-l10n-taUpgrade libreoffice-l10n-hiUpgrade libcdr-develUpgrade libreoffice-l10n-zh-HantUpgrade myspell-nl_BEUpgrade libreoffice-l10n-maiUpgrade libreoffice-l10n-lbUpgrade libodfgen-develUpgrade libreoffice-l10n-eoUpgrade myspell-srUpgrade myspell-el_GRUpgrade myspell-es_UYUpgrade myspell-pt_AOUpgrade libreoffice-l10n-kaUpgrade libreoffice-l10n-etUpgrade graphite2-develUpgrade myspell-en_MWUpgrade liborcus-develUpgrade myspell-en_USUpgrade libmwaw-devel-docUpgrade libloaderUpgrade libreoffice-writerUpgrade libreoffice-l10n-ocUpgrade libodfgen-0_1-1Upgrade libreoffice-l10n-tsUpgrade libreoffice-l10n-ukUpgrade libreoffice-l10n-zh-HansUpgrade myspell-en_IEUpgrade myspell-deUpgrade libreoffice-l10n-idUpgrade libfreehand-0_1-1Upgrade libreoffice-l10n-loUpgrade libreoffice-l10n-caUpgrade libcdr-0_1-1Upgrade libreoffice-l10n-glUpgrade libreoffice-l10n-enUpgrade libreoffice-l10n-kokUpgrade myspell-ar_JOUpgrade myspell-viUpgrade libgltf-0_0-0Upgrade libreoffice-l10n-pt_PTUpgrade myspell-ca_ES_valenciaUpgrade myspell-de_DEUpgrade libreoffice-l10n-pt-PTUpgrade myspell-he_ILUpgrade libmspub-develUpgrade libreoffice-qt5Upgrade libreoffice-officebeanUpgrade libicu-docUpgrade libreoffice-calc-extensionsUpgrade myspell-es_SVUpgrade libreoffice-gtk3Upgrade myspell-bn_BDUpgrade myspell-ar_DZUpgrade myspell-ar_SDUpgrade myspell-lt_LTUpgrade fluteUpgrade libreofficeUpgrade myspell-es_PAUpgrade libreoffice-icon-themesUpgrade libreoffice-kde4Upgrade myspell-enUpgrade libgraphite2-3Upgrade myspell-sr_Latn_RSUpgrade myspell-fr_FRUpgrade libreoffice-l10n-myUpgrade myspell-esUpgrade myspell-es_VEUpgrade mythes-develUpgrade myspell-en_BZUpgrade libreoffice-l10n-nlUpgrade libreoffice-l10n-tnUpgrade myspell-noUpgrade pentaho-libxmlUpgrade libreoffice-l10n-ruUpgrade libreoffice-l10n-en_zaUpgrade myspell-lightproof-hu_HUUpgrade libreoffice-l10n-dgoUpgrade libreoffice-l10n-asUpgrade hyphen-develUpgrade myspell-vi_VNUpgrade libreoffice-l10n-ksUpgrade libetonyek-devel-docUpgrade myspell-pl_PLUpgrade myspell-ar_SAUpgrade myspell-ar_QAUpgrade libreoffice-l10n-kmUpgrade myspell-ar_AEUpgrade libbaseUpgrade libfreehand-develUpgrade liblangtag1Upgrade myspell-ca_ADUpgrade libreoffice-l10n-nbUpgrade libixion-0_10-0Upgrade libreoffice-l10n-gugUpgrade libreoffice-l10n-ugUpgrade libreoffice-l10n-ckbUpgrade libreoffice-voikkoUpgrade myspell-es_ECUpgrade libreoffice-l10n-plUpgrade libreoffice-l10n-isUpgrade sacUpgrade myspell-es_BOUpgrade myspell-pt_BRUpgrade myspell-en_INUpgrade myspell-fr_MCUpgrade myspell-bsUpgrade libreoffice-l10n-fyUpgrade libreoffice-l10n-thUpgrade myspell-es_NIUpgrade libreoffice-l10n-brxUpgrade libreoffice-l10n-hsbUpgrade myspell-fr_CHUpgrade libreoffice-l10n-neUpgrade myspell-sr_Latn_CSUpgrade libvisio-develUpgrade libreoffice-l10n-jaUpgrade myspell-th_THUpgrade myspell-be_BYUpgrade libetonyek-0_1-1Upgrade myspell-ar_IQUpgrade libformulaUpgrade libreoffice-l10n-uzUpgrade myspell-en_ZAUpgrade libreoffice-l10n-sqUpgrade myspell-es_DOUpgrade libreoffice-writer-extensionsUpgrade libcmis-develUpgrade libreoffice-l10n-zh_CNUpgrade libreoffice-gtk2Upgrade libreoffice-l10n-ca_valenciaUpgrade libreoffice-l10n-brUpgrade libreoffice-sdk-docUpgrade libvoikko1Upgrade libreoffice-l10n-csUpgrade myspell-de_CHUpgrade myspell-hu_HUUpgrade libreoffice-base-drivers-postgresqlUpgrade libreoffice-l10n-nnUpgrade libreoffice-l10n-mniUpgrade myspell-es_GTUpgrade libreoffice-l10n-euUpgrade libreoffice-branding-upstreamUpgrade myspell-pt_PTUpgrade myspell-en_ZWUpgrade myspell-es_MXUpgrade myspell-ru_RUUpgrade myspell-ca_FRUpgrade libreoffice-l10n-knUpgrade myspell-sr_RSUpgrade libreoffice-l10n-mlUpgrade libe-book-develUpgrade myspell-teUpgrade myspell-sr_CSUpgrade libreoffice-l10n-orUpgrade libicu52_1Upgrade myspell-bn_INUpgrade libicu-develUpgrade myspell-roUpgrade myspell-sv_FIUpgrade libreoffice-base-drivers-mysqlUpgrade libreoffice-gnomeUpgrade pentaho-reporting-flow-engineUpgrade myspell-lv_LVUpgrade libreoffice-l10n-elUpgrade librevenge-0_0-0Upgrade myspell-fr_BEUpgrade google-carlito-fontsUpgrade librevenge-stream-0_0-0Upgrade libhyphen0Upgrade myspell-es_COUpgrade liborcus-0_8-0Upgrade libreoffice-l10n-roUpgrade libreoffice-l10n-heUpgrade libreoffice-calcUpgrade libreoffice-l10n-sa_inUpgrade libreoffice-drawUpgrade libreoffice-l10n-arUpgrade libe-book-0_1-1Upgrade myspell-ar_YEUpgrade libreoffice-l10n-xhUpgrade myspell-da_DKUpgrade myspell-lightproof-enUpgrade myspell-ar_SYUpgrade myspell-ar_KWUpgrade myspell-ca_ITUpgrade libreoffice-l10n-rwUpgrade myspell-ar_MAUpgrade librevenge-generators-0_0-0Upgrade myspell-es_ARUpgrade myspell-it_ITUpgrade myspell-nn_NOUpgrade libcmis-c-develUpgrade libfreehand-devel-docUpgrade myspell-en_TTUpgrade libcmis-0_5-5Upgrade myspell-en_BSUpgrade libreoffice-l10n-sidUpgrade libmythes-1_2-0Upgrade libwps-develUpgrade libserializerUpgrade myspell-nl_NLUpgrade libreoffice-l10n-en_gbUpgrade libreoffice-l10n-slUpgrade libreoffice-l10n-dsbUpgrade libreoffice-gdb-pretty-printersUpgrade libcdr-devel-docUpgrade libreoffice-l10n-deUpgrade libmspub-devel-docUpgrade libreoffice-l10n-ltUpgrade libreoffice-l10n-kmr_latnUpgrade libreoffice-l10n-kkUpgrade libreoffice-l10n-guUpgrade librepositoryUpgrade libreoffice-l10n-mnUpgrade libreoffice-l10n-gaUpgrade libreoffice-l10n-skUpgrade libvoikko-develUpgrade myspell-en_JMUpgrade myspell-dictionariesUpgrade myspell-gu_INUpgrade myspell-sl_SIUpgrade myspell-es_PR | Dec 18, 2015 | May 25, 2015 |
| Ubuntu | — | Upgrade libicu52 | Nov 8, 2024 | May 25, 2015 |
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