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 consolidation/l10n/l10n-incorporation to version 0.5.11-0.175.3.0.0.26.2 on Solaris 11.3Upgrade entire to version 0.5.11-0.175.3.0.0.30.0 on Solaris 11.3 | May 29, 2017 | May 25, 2015 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | May 5, 2015 |
| Suse | — | Upgrade libreoffice-l10n-euUpgrade libmspub-develUpgrade libreoffice-calcUpgrade myspell-ar_MAUpgrade libreoffice-l10n-orUpgrade myspell-he_ILUpgrade myspell-ca_ES_valenciaUpgrade myspell-ru_RUUpgrade libreoffice-l10n-pt-PTUpgrade libgltf-0_0-0Upgrade myspell-it_ITUpgrade libreoffice-base-drivers-postgresqlUpgrade myspell-teUpgrade libreoffice-l10n-mniUpgrade libreoffice-officebeanUpgrade libreoffice-l10n-knUpgrade pentaho-reporting-flow-engineUpgrade myspell-en_ZWUpgrade libreoffice-calc-extensionsUpgrade hyphen-develUpgrade libreoffice-l10n-rwUpgrade myspell-pt_PTUpgrade libreoffice-l10n-asUpgrade libreoffice-l10n-mlUpgrade myspell-lightproof-hu_HUUpgrade myspell-vi_VNUpgrade myspell-es_DOUpgrade myspell-es_ARUpgrade libetonyek-0_1-1Upgrade libvisio-develUpgrade libreoffice-l10n-pt_PTUpgrade myspell-th_THUpgrade myspell-pl_PLUpgrade myspell-es_COUpgrade libreoffice-l10n-jaUpgrade myspell-en_ZAUpgrade myspell-ar_YEUpgrade myspell-ar_IQUpgrade libreoffice-gtk2Upgrade libreoffice-l10n-ca_valenciaUpgrade myspell-be_BYUpgrade myspell-sr_RSUpgrade myspell-ar_AEUpgrade libreoffice-l10n-isUpgrade libserializerUpgrade libreoffice-voikkoUpgrade libreoffice-l10n-enUpgrade libreoffice-l10n-kmUpgrade myspell-fr_MCUpgrade libreoffice-l10n-brxUpgrade libreoffice-l10n-ckbUpgrade libreoffice-l10n-csUpgrade libreoffice-base-drivers-mysqlUpgrade liborcus-0_8-0Upgrade myspell-nn_NOUpgrade libvoikko-develUpgrade liblangtag1Upgrade libwps-develUpgrade libreoffice-l10n-idUpgrade libreoffice-qt5Upgrade libreoffice-l10n-en_zaUpgrade myspell-es_ECUpgrade myspell-fr_CHUpgrade libreoffice-gdb-pretty-printersUpgrade libreoffice-l10n-ugUpgrade libbaseUpgrade myspell-ar_SYUpgrade libreoffice-l10n-sa_inUpgrade libformulaUpgrade myspell-es_GTUpgrade libreoffice-gtk3Upgrade libreoffice-l10n-brUpgrade librevenge-0_0-0Upgrade myspell-lv_LVUpgrade myspell-hu_HUUpgrade libreoffice-l10n-sqUpgrade libreoffice-writer-extensionsUpgrade libcmis-develUpgrade libreoffice-l10n-uzUpgrade myspell-ca_FRUpgrade myspell-bn_INUpgrade libreoffice-branding-upstreamUpgrade libreoffice-l10n-zh_CNUpgrade myspell-de_CHUpgrade myspell-sv_FIUpgrade librevenge-generators-0_0-0Upgrade myspell-bn_BDUpgrade myspell-ar_DZUpgrade libreoffice-drawUpgrade libreoffice-l10n-heUpgrade libicu52_1Upgrade myspell-deUpgrade librevenge-stream-0_0-0Upgrade myspell-fr_BEUpgrade myspell-de_DEUpgrade myspell-sr_Latn_CSUpgrade libe-book-develUpgrade google-carlito-fontsUpgrade libreoffice-l10n-neUpgrade libicu-docUpgrade libhyphen0Upgrade libreoffice-l10n-nnUpgrade libicu-develUpgrade libreoffice-l10n-dgoUpgrade libcdr-0_1-1Upgrade librepositoryUpgrade libreoffice-l10n-ksUpgrade libvoikko1Upgrade libetonyek-devel-docUpgrade myspell-es_MXUpgrade libreoffice-gnomeUpgrade myspell-sr_CSUpgrade libreoffice-l10n-thUpgrade libreoffice-l10n-nlUpgrade libe-book-0_1-1Upgrade libreoffice-l10n-fyUpgrade myspell-es_PRUpgrade myspell-nl_NLUpgrade myspell-roUpgrade libcdr-devel-docUpgrade libreoffice-l10n-kkUpgrade myspell-es_VEUpgrade pentaho-libxmlUpgrade myspell-en_BSUpgrade myspell-lt_LTUpgrade myspell-viUpgrade libreoffice-l10n-sidUpgrade myspell-en_TTUpgrade myspell-ar_JOUpgrade libreoffice-kde4Upgrade myspell-ar_SDUpgrade libcmis-0_5-5Upgrade fluteUpgrade libfreehand-devel-docUpgrade myspell-lightproof-enUpgrade libreoffice-l10n-roUpgrade myspell-es_PAUpgrade libreofficeUpgrade libreoffice-l10n-ruUpgrade myspell-es_SVUpgrade myspell-ar_KWUpgrade myspell-enUpgrade libreoffice-sdk-docUpgrade myspell-fr_FRUpgrade libreoffice-icon-themesUpgrade myspell-da_DKUpgrade myspell-sr_Latn_RSUpgrade libcmis-c-develUpgrade libreoffice-l10n-xhUpgrade libreoffice-l10n-arUpgrade myspell-en_BZUpgrade libreoffice-l10n-myUpgrade libfreehand-0_1-1Upgrade libreoffice-l10n-kmr_latnUpgrade libmspub-devel-docUpgrade libixion-0_10-0Upgrade libreoffice-l10n-slUpgrade myspell-en_INUpgrade myspell-es_NIUpgrade libreoffice-l10n-glUpgrade libreoffice-l10n-hsbUpgrade myspell-en_JMUpgrade libreoffice-l10n-deUpgrade libreoffice-l10n-gugUpgrade myspell-gu_INUpgrade libreoffice-l10n-mnUpgrade libreoffice-l10n-gaUpgrade myspell-dictionariesUpgrade libreoffice-l10n-kokUpgrade myspell-ar_QAUpgrade myspell-es_BOUpgrade libreoffice-l10n-plUpgrade libreoffice-l10n-ltUpgrade myspell-ca_ADUpgrade libreoffice-l10n-dsbUpgrade libreoffice-l10n-guUpgrade myspell-sl_SIUpgrade libreoffice-l10n-en_gbUpgrade myspell-pt_BRUpgrade libreoffice-l10n-loUpgrade libmythes-1_2-0Upgrade myspell-ar_SAUpgrade myspell-bsUpgrade myspell-en_IEUpgrade libreoffice-l10n-elUpgrade libreoffice-l10n-skUpgrade myspell-esUpgrade libreoffice-l10n-caUpgrade myspell-noUpgrade libgraphite2-3Upgrade libreoffice-l10n-nbUpgrade libfreehand-develUpgrade myspell-ca_ITUpgrade libreoffice-l10n-tnUpgrade mythes-develUpgrade sacUpgrade libreoffice-l10n-afUpgrade libmwaw-develUpgrade myspell-es_HNUpgrade libcmis-c-0_5-5Upgrade libreoffice-l10n-stUpgrade libreoffice-l10n-boUpgrade myspell-et_EEUpgrade myspell-zu_ZAUpgrade libreoffice-l10n-frUpgrade libreoffice-l10n-amUpgrade libreoffice-l10n-bn_inUpgrade libreoffice-l10n-pt_BRUpgrade libreoffice-l10n-veUpgrade myspell-en_GBUpgrade libgraphite2-3-32bitUpgrade libreoffice-sdkUpgrade libwps-0_4-4Upgrade libreoffice-l10n-daUpgrade libloaderUpgrade libreoffice-l10n-etUpgrade libcdr-develUpgrade graphite2-develUpgrade liborcus-develUpgrade libreoffice-l10n-kaUpgrade libreoffice-l10n-hiUpgrade libreoffice-l10n-taUpgrade myspell-en_MWUpgrade myspell-af_NAUpgrade libreofficekitUpgrade myspell-es_CLUpgrade myspell-srUpgrade libreoffice-l10n-zh-HantUpgrade libreoffice-l10n-eoUpgrade libreoffice-writerUpgrade libreoffice-l10n-ukUpgrade myspell-pt_AOUpgrade myspell-el_GRUpgrade myspell-es_UYUpgrade libodfgen-develUpgrade libreoffice-l10n-maiUpgrade libodfgen-0_1-1Upgrade libreoffice-l10n-lbUpgrade libreoffice-filters-optionalUpgrade libreoffice-l10n-astUpgrade libreoffice-l10n-zh-HansUpgrade libodfgen-devel-docUpgrade myspell-nl_BEUpgrade myspell-hr_HRUpgrade myspell-en_AUUpgrade myspell-caUpgrade libreoffice-mathUpgrade myspell-bg_BGUpgrade myspell-ca_ESUpgrade libreoffice-l10n-mkUpgrade myspell-arUpgrade libreoffice-share-linkerUpgrade myspell-lo_LAUpgrade myspell-ro_ROUpgrade libreoffice-l10n-huUpgrade librevenge-develUpgrade libabw-devel-docUpgrade libreoffice-l10n-faUpgrade libreoffice-l10n-esUpgrade libvisio-0_1-1Upgrade libreoffice-l10n-koUpgrade libreoffice-l10n-paUpgrade myspell-en_NAUpgrade libreoffice-l10n-mrUpgrade libreoffice-l10n-svUpgrade myspell-es_PEUpgrade myspell-ar_OMUpgrade myspell-en_GHUpgrade libreoffice-l10n-bsUpgrade libreoffice-l10n-bgUpgrade libreoffice-l10n-zh_TWUpgrade libreoffice-l10n-cyUpgrade libreoffice-librelogoUpgrade libmwaw-devel-docUpgrade myspell-en_CAUpgrade libreoffice-l10n-vecUpgrade libicu52_1-32bitUpgrade libreoffice-l10n-bnUpgrade liblayoutUpgrade libmspub-0_1-1Upgrade libreoffice-l10n-sw_tzUpgrade libabw-0_1-1Upgrade myspell-en_NZUpgrade libabw-develUpgrade myspell-es_ESUpgrade libreoffice-l10n-zuUpgrade libreoffice-l10n-szlUpgrade libixion-develUpgrade libe-book-devel-docUpgrade libicu52_1-dataUpgrade libreoffice-l10n-sdUpgrade libreoffice-l10n-ssUpgrade libreoffice-l10n-gdUpgrade myspell-sk_SKUpgrade libreoffice-l10n-siUpgrade libvisio-devel-docUpgrade malaga-suomiUpgrade libpagemaker-0_0-0Upgrade libreoffice-mailmergeUpgrade libreoffice-l10n-kabUpgrade myspell-es_PYUpgrade myspell-sv_SEUpgrade myspell-es_CUUpgrade myspell-ar_LBUpgrade libfontsUpgrade libreoffice-l10n-srUpgrade myspell-af_ZAUpgrade myspell-en_USUpgrade myspell-es_CRUpgrade libreoffice-pyunoUpgrade libreoffice-l10n-satUpgrade libmwaw-0_3-3Upgrade python-importlibUpgrade libreoffice-l10n-omUpgrade myspell-ar_TNUpgrade myspell-fr_LUUpgrade apache-commons-loggingUpgrade myspell-bs_BAUpgrade libreoffice-l10n-ttUpgrade libreoffice-l10n-trUpgrade libreoffice-icon-theme-tangoUpgrade libreoffice-l10n-pt-BRUpgrade libreoffice-l10n-nrUpgrade myspell-en_PHUpgrade myspell-de_ATUpgrade myspell-fr_CAUpgrade liblangtag-develUpgrade libreoffice-l10n-ocUpgrade myspell-ar_LYUpgrade libreoffice-l10n-lvUpgrade myspell-cs_CZUpgrade libreoffice-baseUpgrade libreoffice-l10n-viUpgrade libreoffice-gladeUpgrade myspell-ar_BHUpgrade libreoffice-l10n-furUpgrade icuUpgrade myspell-ar_EGUpgrade libreoffice-l10n-tgUpgrade libreoffice-l10n-beUpgrade libreoffice-icon-theme-galaxyUpgrade myspell-lightproof-ru_RUUpgrade libreoffice-impressUpgrade myspell-te_INUpgrade libreoffice-l10n-teUpgrade libreoffice-l10n-tsUpgrade myspell-lightproof-pt_BRUpgrade libetonyek-develUpgrade libreoffice-l10n-fiUpgrade libreoffice-l10n-itUpgrade myspell-nb_NOUpgrade libreoffice-l10n-dzUpgrade myspell-hi_INUpgrade libreoffice-l10n-hrUpgrade libreofficekit-develUpgrade libreoffice-l10n-nso | Dec 18, 2015 | May 25, 2015 |
| Ubuntu | — | Upgrade libicu52 | Nov 8, 2024 | May 25, 2015 |
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