{"id":"CVE-2026-102633","aliases":["ALPINE-CVE-2026-102633","ALSA-2026:88247","ALSA-2026:88248","ALSA-2026:92323","AZL-105048","BELL-CVE-2026-102633","CLSA-2026-1791196479","CLSA-2026-1791791753","DEBIAN-CVE-2026-102633","EUVD-2026-89028","GHSA-533f-rf84-jgcc","RLSA-2026:88247","RLSA-2026:88248","RLSA-2026:92323","SUSE-SU-2026:24323-1","SUSE-SU-2026:24460-1","SUSE-SU-2026:24469-1","SUSE-SU-2026:24554-1","SUSE-SU-2026:4615-1","SUSE-SU-2026:4619-1","SUSE-SU-2026:4623-1","UBUNTU-CVE-2026-102633","openSUSE-SU-2026:11981-1","openSUSE-SU-2026:22177-1"],"status":"published","title":"libexpat 2.7.2 through 2.8.5 Integer Overflow in expat_realloc","description":"libexpat versions 2.7.2 through 2.8.5 contain an integer overflow vulnerability in expat_realloc() function on 32-bit platforms when computing allocation sizes. Attackers supplying malicious XML to applications parsing with vulnerable libexpat can cause heap buffer overflow, memory corruption, or denial of 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2.7.2 through 2.8.5 Integer Overflow in expat_realloc","description":"libexpat versions 2.7.2 through 2.8.5 contain an integer overflow vulnerability in expat_realloc() function on 32-bit platforms when computing allocation sizes. Attackers supplying malicious XML to applications parsing with vulnerable libexpat can cause heap buffer overflow, memory corruption, or denial of service.","status":"published","published":"2026-09-29T16:04:16.738Z","modified":"2026-11-10T12:49:56.401Z","cvss":[{"version":"4.0","score":8.2,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna"},{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-190"],"updated_at":"2026-11-10T13:38:44.039016Z"}],"euvd":[{"id":"EUVD-2026-89028","description":"libexpat versions 2.7.2 through 2.8.5 contain an integer overflow vulnerability in expat_realloc() function on 32-bit platforms when computing allocation sizes. Attackers supplying malicious XML to applications parsing with vulnerable libexpat can cause heap buffer overflow, memory corruption, or denial of service.","status":"published","published":"2026-09-29T16:04:16Z","modified":"2026-11-10T12:49:56Z","cvss":[{"version":"4.0","score":8.2,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-10T14:21:09.632261Z"}],"ghsa":[{"id":"GHSA-533f-rf84-jgcc","title":"libexpat versions 2.7.2 through 2.8.5 contain an integer overflow vulnerability in expat_realloc(...","description":"libexpat versions 2.7.2 through 2.8.5 contain an integer overflow vulnerability in expat_realloc() function on 32-bit platforms when computing allocation sizes. 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Attackers supplying malicious XML to applications parsing with vulnerable libexpat can cause heap buffer overflow, memory corruption, or denial of service.","status":"published","published":"2026-09-29T17:17:06.98Z","modified":"2026-11-11T09:30:03.863094406Z","cvss":[{"version":"4.0","score":8.2,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"}],"updated_at":"2026-11-11T09:58:22.746706Z"},{"id":"BELL-CVE-2026-102633","status":"published","published":"2026-09-30T06:05:11.754824Z","modified":"2026-10-17T07:15:05.09995995Z","cvss":[{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:28:23.037038Z"},{"id":"CVE-2026-102633","title":"libexpat 2.7.2 through 2.8.5 Integer Overflow in expat_realloc","description":"libexpat versions 2.7.2 through 2.8.5 contain an integer overflow vulnerability in expat_realloc() function on 32-bit platforms when computing allocation sizes. Attackers supplying malicious XML to applications parsing with vulnerable libexpat can cause heap buffer overflow, memory corruption, or denial of service.","status":"published","published":"2026-09-29T16:04:16.738Z","modified":"2026-11-12T02:30:36.619355004Z","cvss":[{"version":"4.0","score":8.2,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-190"],"updated_at":"2026-11-11T03:21:35.589586Z"},{"id":"DEBIAN-CVE-2026-102633","description":"libexpat versions 2.7.2 through 2.8.5 contain an integer overflow vulnerability in expat_realloc() function on 32-bit platforms when computing allocation sizes. Attackers supplying malicious XML to applications parsing with vulnerable libexpat can cause heap buffer overflow, memory corruption, or denial of service.","status":"published","published":"2026-09-29T17:17:06.98Z","modified":"2026-11-11T10:00:43.99672085Z","cvss":[{"version":"4.0","score":8.2,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"}],"updated_at":"2026-11-11T10:35:16.464644Z"},{"id":"RLSA-2026:88247","title":"Important: expat security update","description":"Expat is a C library for parsing XML documents.\n\nSecurity Fix(es):\n\n* expat: expat: Denial of Service via integer overflow in expat_realloc (CVE-2026-102633)\n\n* expat: expat: Information disclosure via heap buffer over-read in XML_ParseBuffer (CVE-2026-77214)\n\nFor 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.","status":"published","published":"2026-10-23T06:45:29.064378Z","modified":"2026-10-23T07:15:02.482471139Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L","level":"high"}],"updated_at":"2026-11-02T15:53:26.76659Z"},{"id":"RLSA-2026:88248","title":"Important: expat security update","description":"Expat is a C library for parsing XML documents.\n\nSecurity Fix(es):\n\n* expat: expat: Denial of Service via integer overflow in expat_realloc (CVE-2026-102633)\n\n* expat: expat: Information disclosure via heap buffer over-read in XML_ParseBuffer (CVE-2026-77214)\n\nFor 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.","status":"published","published":"2026-10-23T12:11:02.998013Z","modified":"2026-10-23T12:45:02.520962926Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L","level":"high"}],"updated_at":"2026-11-02T15:53:26.76659Z"},{"id":"RLSA-2026:92323","title":"Important: expat security update","description":"Expat is a C library for parsing XML documents.\n\nSecurity Fix(es):\n\n* expat: expat: Denial of Service via integer overflow in expat_realloc (CVE-2026-102633)\n\n* expat: expat: Information disclosure via heap buffer over-read in XML_ParseBuffer (CVE-2026-77214)\n\nFor 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.","status":"published","published":"2026-10-30T12:01:09.65921Z","modified":"2026-10-30T12:30:03.140595817Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L","level":"high"}],"updated_at":"2026-11-02T15:53:26.76659Z"},{"id":"UBUNTU-CVE-2026-102633","description":"libexpat versions 2.7.2 through 2.8.5 contain an integer overflow vulnerability in expat_realloc() function on 32-bit platforms when computing allocation sizes. Attackers supplying malicious XML to applications parsing with vulnerable libexpat can cause heap buffer overflow, memory corruption, or denial of service.","status":"published","published":"2026-09-29T17:17:00Z","modified":"2026-11-09T12:49:26.633077807Z","cvss":[{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"},{"version":"4.0","score":8.2,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-09T13:27:42.046613Z"},{"id":"ALSA-2026:88247","title":"Important: expat security update","description":"Expat is a C library for parsing XML documents.  \n\nSecurity Fix(es):  \n\n  * expat: expat: Denial of Service via integer overflow in expat_realloc (CVE-2026-102633)\n  * expat: expat: Information disclosure via heap buffer over-read in XML_ParseBuffer (CVE-2026-77214)\n\n\nFor 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.\n","status":"published","published":"2026-10-22T00:00:00Z","modified":"2026-10-29T11:32:38.765838551Z","updated_at":"2026-11-02T15:27:57.367731Z"},{"id":"ALSA-2026:88248","title":"Important: expat security update","description":"Expat is a C library for parsing XML documents.  \n\nSecurity Fix(es):  \n\n  * expat: expat: Denial of Service via integer overflow in expat_realloc (CVE-2026-102633)\n  * expat: expat: Information disclosure via heap buffer over-read in XML_ParseBuffer (CVE-2026-77214)\n\n\nFor 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.\n","status":"published","published":"2026-10-22T00:00:00Z","modified":"2026-10-29T11:31:02.636421545Z","updated_at":"2026-11-02T15:27:57.367731Z"},{"id":"ALSA-2026:92323","title":"Important: expat security update","description":"Expat is a C library for parsing XML documents.  \n\nSecurity Fix(es):  \n\n  * expat: expat: Denial of Service via integer overflow in expat_realloc (CVE-2026-102633)\n  * expat: expat: Information disclosure via heap buffer over-read in XML_ParseBuffer (CVE-2026-77214)\n\n\nFor 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.\n","status":"published","published":"2026-10-29T00:00:00Z","modified":"2026-10-29T11:01:03.118169868Z","updated_at":"2026-11-02T15:27:57.367731Z"},{"id":"AZL-105048","title":"CVE-2026-102633 affecting package expat 2.8.3-2","description":"libexpat versions 2.7.2 through 2.8.5 contain an integer overflow vulnerability in expat_realloc() function on 32-bit platforms when computing allocation sizes. Attackers supplying malicious XML to applications parsing with vulnerable libexpat can cause heap buffer overflow, memory corruption, or denial of service.","status":"published","published":"2026-09-29T17:17:06Z","modified":"2026-10-15T05:37:09Z","updated_at":"2026-11-02T15:28:01.09948Z"},{"id":"CLSA-2026-1791196479","title":"expat: Fix of 2 CVEs","description":"- CVE-2026-102633: reject a size that would overflow the allocation in\n  expat_realloc() instead of relying on an assert that release builds\n  compile out","status":"published","published":"2026-10-23T23:49:59Z","modified":"2026-10-26T09:30:52.408661035Z","updated_at":"2026-11-02T15:43:49.016976Z"},{"id":"CLSA-2026-1791791753","title":"expat: Fix of 2 CVEs","description":"- CVE-2026-102633: reject a size that would overflow the allocation in\n  expat_realloc() instead of relying on an assert that release builds\n  compile out","status":"published","published":"2026-10-23T23:44:28Z","modified":"2026-10-26T09:31:36.700602915Z","updated_at":"2026-11-02T15:43:50.599064Z"},{"id":"openSUSE-SU-2026:11981-1","title":"expat-2.8.5-1.1 on GA media","description":"These are all security issues fixed in the expat-2.8.5-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2026-10-04T00:00:00Z","modified":"2026-10-05T10:15:28.087549854Z","updated_at":"2026-11-02T16:58:40.245664Z"},{"id":"openSUSE-SU-2026:22177-1","title":"Security update for expat","description":"This update for expat fixes the following issues:\n\n- CVE-2026-77214: out-of-bounds read due to insufficient checks in `XML_ParseBuffer()` (bsc#1284334).\n- CVE-2026-93990: fails to validate low surrogates following high surrogates in UTF-16 input (bsc#1282347).\n- CVE-2026-102633: denial of service via integer overflow in expat_realloc (bsc#1283493).\n\nChanges for expat:\n\nUpdate to 2.8.5 (jsc#PED-16154):\n\n * Bug fixes:\n * Fix an OOM-related memory leak on a failed overflow check\n * Fix memory alignment for architectures with 128bit pointers\n * Mark XML_SetHashSalt deprecated\n","status":"published","published":"2026-10-27T16:07:43Z","modified":"2026-11-01T17:23:29.413374471Z","updated_at":"2026-11-02T16:58:42.426393Z"},{"id":"SUSE-SU-2026:24323-1","title":"Security update for expat","description":"This update for expat fixes the following issues:\n\n- CVE-2025-59375: denial of service (resource consumption) caused by processing malformed small documents (bsc#1249584).\n- CVE-2026-24515: NULL dereference (CWE-476) due to function XML_ExternalEntityParserCreate() failing to copy the\n  encoding handler data passed to XML_SetUnknownEncodingHandler() from the parent to the subparser (bsc#1257144).\n- CVE-2026-25210: lack of buffer size check can lead to an integer overflow (bsc#1257496).\n- CVE-2026-32776: NULL pointer dereference when processing empty external parameter entities inside an entity\n  declaration value (bsc#1259726).\n- CVE-2026-32777: denial of service due to infinite loop in DTD content parsing (bsc#1259711).\n- CVE-2026-32778: NULL pointer dereference in `setContext` on retry after an out-of-memory condition\n  (bsc#1259729).\n- CVE-2026-41080: crafted XML document can cause a denial of service (bsc#1262263).\n- CVE-2026-45186: denial of service via moderately sized crafted XML input (bsc#1264713).\n- CVE-2026-50219: lack of handler call depth tracking for calls to XML_* functions from within handlers in cases of a\n  policy violation (bsc#1267631).\n- CVE-2026-56131: lack of handler call depth tracking for calls to XML_ResumeParser from within\n  handlers in cases of a policy violation (bsc#1268572).\n- CVE-2026-56132: heap-based buffer overflow in doProlog in xmlparse.c (bsc#1268573).\n- CVE-2026-56403,CVE-2026-56404,CVE-2026-56405,CVE-2026-56406,\n  CVE-2026-56407,CVE-2026-56408,CVE-2026-56409,CVE-2026-56410,\n  CVE-2026-56411,CVE-2026-56412: multiple integer overflow vulnerabilities (bsc#1275115).\n- CVE-2026-66046: denial of service vulnerability caused by quadratic algorithmic complexity in the storeAtts()\n  function (bsc#1275732).\n- CVE-2026-72522: out-of-bounds read and resultant infinite loop due to low surrogates being treated the same\n  as high surrogates during Unicode processing (bsc#1275594).\n- CVE-2026-76641: out-of-bounds read vulnerability that allows attackers to trigger\n  memory corruption (bsc#1275915).\n- CVE-2026-76956: denial of service via hash flooding attacks (bsc#1275860).\n- CVE-2026-76957: lack of handler call depth tracking with custom encoding callbacks. Thus, a use-\n  after-free can occur (bsc#1275859).\n- CVE-2026-77214: out-of-bounds read due to insufficient checks in `XML_ParseBuffer()` (bsc#1284334).\n- CVE-2026-93990: fails to validate low surrogates following high surrogates in UTF-16 input (bsc#1282347).\n- CVE-2026-102633: Denial of Service via integer overflow in expat_realloc (bsc#1283493).\n\nUpdate to 2.8.5 (jsc#PED-16154):\n\n * Bug fixes:\n * Fix an OOM-related memory leak on a failed overflow check\n * Fix memory alignment for architectures with 128bit pointers\n * Mark XML_SetHashSalt deprecated\n * CMake: only add /source-charset:utf-8 when /utf-8 is not present\n * lib: resolve undefined behavior from overshifting a signed int\n * lib: support read-only hash table lookup with non-zero-terminated\n keys\n * lib: use a C99 bool for ENTITY.open\n * version info bumped from 13:3:12 to 13:4:12\n * fix support for 2+ GiB documents (regression from 2.8.2)\n * reject empty version in the XML declaration\n * fix printf format for AIX\n * CMake|AIX: enable EXPAT_DEV_URANDOM by default\n * version info bumped from 13:2:12 to 13:3:12\n * Existing API function XML_SetHashSalt is now deprecated\n * because of its limitations, and its use should be\n * considered a vulnerability. Please either use the new API\n * function XML_SetHashSalt16Bytes (with known-high-quality\n * entropy input only!) instead, or leave the derivation of\n * a 16-bytes hash salt from high quality entropy to Expat's\n * internal machinery (by *not* calling either of the two\n * XML_SetHashSalt* functions).\n * xmlwf: Fix a memory leak\n * WASI: Fix format specifiers for 32bit WASI SDK\n * Fix alignment of internal allocations for some non-amd64\n architectures (e.g. sparc32); fixes up on the fix to\n CVE-2025-59375 (of Expat 2.7.2)\n * Fix a class of false positives where input should have been\n rejected with error XML_ERROR_ASYNC_ENTITY; regression from\n CVE-2024-8176 (of Expat 2.7.0)\n * Prove and regression-proof absence of integer overflow\n from function expat_realloc\n * Remove \"harmless\" cast that truncated a size_t to unsigned\n * xmlwf: Resolve use of functions XML_GetErrorLineNumber\n and XML_GetErrorColumnNumber\n * CVE-2025-59375 -- Disallow use of disproportional amounts of\n dynamic memory from within an Expat parser\n * xmlwf: Fix (internal) help generator\n * xmlwf: Mention supported environment variables in\n","status":"published","published":"2026-10-17T13:49:25Z","modified":"2026-10-27T17:23:13.622800769Z","updated_at":"2026-11-02T15:54:04.519245Z"},{"id":"SUSE-SU-2026:24460-1","title":"Security update for expat","description":"This update for expat fixes the following issues:\n\n- CVE-2026-77214: out-of-bounds read due to insufficient checks in `XML_ParseBuffer()` (bsc#1284334).\n- CVE-2026-93990: fails to validate low surrogates following high surrogates in UTF-16 input (bsc#1282347).\n- CVE-2026-102633: denial of service via integer overflow in expat_realloc (bsc#1283493).\n\nChanges for expat:\n\nUpdate to 2.8.5 (jsc#PED-16154):\n\n * Bug fixes:\n * Fix an OOM-related memory leak on a failed overflow check\n * Fix memory alignment for architectures with 128bit pointers\n * Mark XML_SetHashSalt deprecated\n","status":"published","published":"2026-10-27T16:12:58Z","modified":"2026-11-02T17:23:09.756312758Z","updated_at":"2026-11-02T18:00:32.560004Z"},{"id":"SUSE-SU-2026:24469-1","title":"Security update for expat","description":"This update for expat fixes the following issues:\n\n- CVE-2026-77214: out-of-bounds read due to insufficient checks in `XML_ParseBuffer()` (bsc#1284334).\n- CVE-2026-93990: fails to validate low surrogates following high surrogates in UTF-16 input (bsc#1282347).\n- CVE-2026-102633: denial of service via integer overflow in expat_realloc (bsc#1283493).\n\nChanges for expat:\n\nUpdate to 2.8.5 (jsc#PED-16154):\n\n * Bug fixes:\n * Fix an OOM-related memory leak on a failed overflow check\n * Fix memory alignment for architectures with 128bit pointers\n * Mark XML_SetHashSalt deprecated\n","status":"published","published":"2026-10-27T16:12:58Z","modified":"2026-11-04T17:23:18.513414738Z","updated_at":"2026-11-04T17:43:22.558805Z"},{"id":"SUSE-SU-2026:24554-1","title":"Security update for expat","description":"This update for expat fixes the following issues:\n\n- CVE-2025-59375: denial of service (resource consumption) caused by processing malformed small documents (bsc#1249584).\n- CVE-2026-24515: NULL dereference (CWE-476) due to function XML_ExternalEntityParserCreate() failing to copy the\n  encoding handler data passed to XML_SetUnknownEncodingHandler() from the parent to the subparser (bsc#1257144).\n- CVE-2026-25210: lack of buffer size check can lead to an integer overflow (bsc#1257496).\n- CVE-2026-32776: NULL pointer dereference when processing empty external parameter entities inside an entity\n  declaration value (bsc#1259726).\n- CVE-2026-32777: denial of service due to infinite loop in DTD content parsing (bsc#1259711).\n- CVE-2026-32778: NULL pointer dereference in `setContext` on retry after an out-of-memory condition\n  (bsc#1259729).\n- CVE-2026-41080: crafted XML document can cause a denial of service (bsc#1262263).\n- CVE-2026-45186: denial of service via moderately sized crafted XML input (bsc#1264713).\n- CVE-2026-50219: lack of handler call depth tracking for calls to XML_* functions from within handlers in cases of a\n  policy violation (bsc#1267631).\n- CVE-2026-56131: lack of handler call depth tracking for calls to XML_ResumeParser from within\n  handlers in cases of a policy violation (bsc#1268572).\n- CVE-2026-56132: heap-based buffer overflow in doProlog in xmlparse.c (bsc#1268573).\n- CVE-2026-56403,CVE-2026-56404,CVE-2026-56405,CVE-2026-56406,\n  CVE-2026-56407,CVE-2026-56408,CVE-2026-56409,CVE-2026-56410,\n  CVE-2026-56411,CVE-2026-56412: multiple integer overflow vulnerabilities (bsc#1275115).\n- CVE-2026-66046: denial of service vulnerability caused by quadratic algorithmic complexity in the storeAtts()\n  function (bsc#1275732).\n- CVE-2026-72522: out-of-bounds read and resultant infinite loop due to low surrogates being treated the same\n  as high surrogates during Unicode processing (bsc#1275594).\n- CVE-2026-76641: out-of-bounds read vulnerability that allows attackers to trigger\n  memory corruption (bsc#1275915).\n- CVE-2026-76956: denial of service via hash flooding attacks (bsc#1275860).\n- CVE-2026-76957: lack of handler call depth tracking with custom encoding callbacks. Thus, a use-\n  after-free can occur (bsc#1275859).\n- CVE-2026-77214: out-of-bounds read due to insufficient checks in `XML_ParseBuffer()` (bsc#1284334).\n- CVE-2026-93990: fails to validate low surrogates following high surrogates in UTF-16 input (bsc#1282347).\n- CVE-2026-102633: Denial of Service via integer overflow in expat_realloc (bsc#1283493).\n\nChanges for expat:\n\nUpdate to 2.8.5 (jsc#PED-16154):\n\n * Bug fixes:\n * Fix an OOM-related memory leak on a failed overflow check\n * Fix memory alignment for architectures with 128bit pointers\n * Mark XML_SetHashSalt deprecated\n * CMake: only add /source-charset:utf-8 when /utf-8 is not present\n * lib: resolve undefined behavior from overshifting a signed int\n * lib: support read-only hash table lookup with non-zero-terminated\n keys\n * lib: use a C99 bool for ENTITY.open\n * version info bumped from 13:3:12 to 13:4:12\n * fix support for 2+ GiB documents (regression from 2.8.2)\n * reject empty version in the XML declaration\n * fix printf format for AIX\n * CMake|AIX: enable EXPAT_DEV_URANDOM by default\n * version info bumped from 13:2:12 to 13:3:12\n * Existing API function XML_SetHashSalt is now deprecated\n * because of its limitations, and its use should be\n * considered a vulnerability. Please either use the new API\n * function XML_SetHashSalt16Bytes (with known-high-quality\n * entropy input only!) instead, or leave the derivation of\n * a 16-bytes hash salt from high quality entropy to Expat's\n * internal machinery (by *not* calling either of the two\n * XML_SetHashSalt* functions).\n * xmlwf: Fix a memory leak\n * WASI: Fix format specifiers for 32bit WASI SDK\n * Fix alignment of internal allocations for some non-amd64\n architectures (e.g. sparc32); fixes up on the fix to\n CVE-2025-59375 (of Expat 2.7.2)\n * Fix a class of false positives where input should have been\n rejected with error XML_ERROR_ASYNC_ENTITY; regression from\n CVE-2024-8176 (of Expat 2.7.0)\n * Prove and regression-proof absence of integer overflow\n from function expat_realloc\n * Remove \"harmless\" cast that truncated a size_t to unsigned\n * xmlwf: Resolve use of functions XML_GetErrorLineNumber\n and XML_GetErrorColumnNumber\n * CVE-2025-59375 -- Disallow use of disproportional amounts of\n dynamic memory from within an Expat parser\n * xmlwf: Fix (internal) help generator\n * xmlwf: Mention supported environment variables in\n","status":"published","published":"2026-10-27T14:41:39Z","modified":"2026-11-07T17:23:17.381879846Z","updated_at":"2026-11-07T17:50:39.727056Z"},{"id":"SUSE-SU-2026:4615-1","title":"Security update for expat","description":"This update for expat fixes the following issues:\n\n- CVE-2025-59375: denial of service (resource consumption) caused by processing malformed small documents (bsc#1249584).\n- CVE-2026-24515: NULL dereference (CWE-476) due to function XML_ExternalEntityParserCreate() failing to copy the\n  encoding handler data passed to XML_SetUnknownEncodingHandler() from the parent to the subparser (bsc#1257144).\n- CVE-2026-25210: lack of buffer size check can lead to an integer overflow (bsc#1257496).\n- CVE-2026-32776: NULL pointer dereference when processing empty external parameter entities inside an entity\n  declaration value (bsc#1259726).\n- CVE-2026-32777: denial of service due to infinite loop in DTD content parsing (bsc#1259711).\n- CVE-2026-32778: NULL pointer dereference in `setContext` on retry after an out-of-memory condition\n  (bsc#1259729).\n- CVE-2026-41080: crafted XML document can cause a denial of service (bsc#1262263).\n- CVE-2026-45186: denial of service via moderately sized crafted XML input (bsc#1264713).\n- CVE-2026-50219: lack of handler call depth tracking for calls to XML_* functions from within handlers in cases of a\n  policy violation (bsc#1267631).\n- CVE-2026-56131: lack of handler call depth tracking for calls to XML_ResumeParser from within\n  handlers in cases of a policy violation (bsc#1268572).\n- CVE-2026-56132: heap-based buffer overflow in doProlog in xmlparse.c (bsc#1268573).\n- CVE-2026-56403,CVE-2026-56404,CVE-2026-56405,CVE-2026-56406,\n  CVE-2026-56407,CVE-2026-56408,CVE-2026-56409,CVE-2026-56410,\n  CVE-2026-56411,CVE-2026-56412: multiple integer overflow vulnerabilities (bsc#1275115).\n- CVE-2026-66046: denial of service vulnerability caused by quadratic algorithmic complexity in the storeAtts()\n  function (bsc#1275732).\n- CVE-2026-72522: out-of-bounds read and resultant infinite loop due to low surrogates being treated the same\n  as high surrogates during Unicode processing (bsc#1275594).\n- CVE-2026-76641: out-of-bounds read vulnerability that allows attackers to trigger\n  memory corruption (bsc#1275915).\n- CVE-2026-76956: denial of service via hash flooding attacks (bsc#1275860).\n- CVE-2026-76957: lack of handler call depth tracking with custom encoding callbacks. Thus, a use-\n  after-free can occur (bsc#1275859).\n- CVE-2026-77214: out-of-bounds read due to insufficient checks in `XML_ParseBuffer()` (bsc#1284334).\n- CVE-2026-93990: fails to validate low surrogates following high surrogates in UTF-16 input (bsc#1282347).\n- CVE-2026-102633: Denial of Service via integer overflow in expat_realloc (bsc#1283493).\n\nUpdate to 2.8.5 (jsc#PED-16154):\n\t\n * Bug fixes:\n * Fix an OOM-related memory leak on a failed overflow check\n * Fix memory alignment for architectures with 128bit pointers\n * Mark XML_SetHashSalt deprecated\n * CMake: only add /source-charset:utf-8 when /utf-8 is not present\n * lib: resolve undefined behavior from overshifting a signed int\n * lib: support read-only hash table lookup with non-zero-terminated\n keys\n * lib: use a C99 bool for ENTITY.open\n * version info bumped from 13:3:12 to 13:4:12\n * fix support for 2+ GiB documents (regression from 2.8.2)\n * reject empty version in the XML declaration\n * fix printf format for AIX\n * CMake|AIX: enable EXPAT_DEV_URANDOM by default\n * version info bumped from 13:2:12 to 13:3:12\n * Existing API function XML_SetHashSalt is now deprecated\n * because of its limitations, and its use should be\n * considered a vulnerability. Please either use the new API\n * function XML_SetHashSalt16Bytes (with known-high-quality\n * entropy input only!) instead, or leave the derivation of\n * a 16-bytes hash salt from high quality entropy to Expat's\n * internal machinery (by *not* calling either of the two\n * XML_SetHashSalt* functions).\n * xmlwf: Fix a memory leak\n * WASI: Fix format specifiers for 32bit WASI SDK\n * Fix alignment of internal allocations for some non-amd64\n architectures (e.g. sparc32); fixes up on the fix to\n CVE-2025-59375 (of Expat 2.7.2)\n * Fix a class of false positives where input should have been\n rejected with error XML_ERROR_ASYNC_ENTITY; regression from\n CVE-2024-8176 (of Expat 2.7.0)\n * Prove and regression-proof absence of integer overflow\n from function expat_realloc\n * Remove 'harmless' cast that truncated a size_t to unsigned\n * xmlwf: Resolve use of functions XML_GetErrorLineNumber\n and XML_GetErrorColumnNumber\n * CVE-2025-59375 -- Disallow use of disproportional amounts of\n dynamic memory from within an Expat parser\n * xmlwf: Fix (internal) help generator\n * xmlwf: Mention supported environment variables in\n","status":"published","published":"2026-10-12T07:20:23Z","modified":"2026-10-13T10:30:04.873577795Z","updated_at":"2026-11-02T15:54:05.838224Z"},{"id":"SUSE-SU-2026:4619-1","title":"Security update for expat","description":"This update for expat fixes the following issues:\n\n- CVE-2025-59375: denial of service (resource consumption) caused by processing malformed small documents (bsc#1249584).\n- CVE-2026-24515: NULL dereference (CWE-476) due to function XML_ExternalEntityParserCreate() failing to copy the\n  encoding handler data passed to XML_SetUnknownEncodingHandler() from the parent to the subparser (bsc#1257144).\n- CVE-2026-25210: lack of buffer size check can lead to an integer overflow (bsc#1257496).\n- CVE-2026-32776: NULL pointer dereference when processing empty external parameter entities inside an entity\n  declaration value (bsc#1259726).\n- CVE-2026-32777: denial of service due to infinite loop in DTD content parsing (bsc#1259711).\n- CVE-2026-32778: NULL pointer dereference in `setContext` on retry after an out-of-memory condition\n  (bsc#1259729).\n- CVE-2026-41080: crafted XML document can cause a denial of service (bsc#1262263).\n- CVE-2026-45186: denial of service via moderately sized crafted XML input (bsc#1264713).\n- CVE-2026-50219: lack of handler call depth tracking for calls to XML_* functions from within handlers in cases of a\n  policy violation (bsc#1267631).\n- CVE-2026-56131: lack of handler call depth tracking for calls to XML_ResumeParser from within\n  handlers in cases of a policy violation (bsc#1268572).\n- CVE-2026-56132: heap-based buffer overflow in doProlog in xmlparse.c (bsc#1268573).\n- CVE-2026-56403,CVE-2026-56404,CVE-2026-56405,CVE-2026-56406,\n  CVE-2026-56407,CVE-2026-56408,CVE-2026-56409,CVE-2026-56410,\n  CVE-2026-56411,CVE-2026-56412: multiple integer overflow vulnerabilities (bsc#1275115).\n- CVE-2026-66046: denial of service vulnerability caused by quadratic algorithmic complexity in the storeAtts()\n  function (bsc#1275732).\n- CVE-2026-72522: out-of-bounds read and resultant infinite loop due to low surrogates being treated the same\n  as high surrogates during Unicode processing (bsc#1275594).\n- CVE-2026-76641: out-of-bounds read vulnerability that allows attackers to trigger\n  memory corruption (bsc#1275915).\n- CVE-2026-76956: denial of service via hash flooding attacks (bsc#1275860).\n- CVE-2026-76957: lack of handler call depth tracking with custom encoding callbacks. Thus, a use-\n  after-free can occur (bsc#1275859).\n- CVE-2026-77214: out-of-bounds read due to insufficient checks in `XML_ParseBuffer()` (bsc#1284334).\n- CVE-2026-93990: fails to validate low surrogates following high surrogates in UTF-16 input (bsc#1282347).\n- CVE-2026-102633: Denial of Service via integer overflow in expat_realloc (bsc#1283493).\n\nUpdate to 2.8.5 (jsc#PED-16154):\n\t\n * Bug fixes:\n * Fix an OOM-related memory leak on a failed overflow check\n * Fix memory alignment for architectures with 128bit pointers\n * Mark XML_SetHashSalt deprecated\n * CMake: only add /source-charset:utf-8 when /utf-8 is not present\n * lib: resolve undefined behavior from overshifting a signed int\n * lib: support read-only hash table lookup with non-zero-terminated\n keys\n * lib: use a C99 bool for ENTITY.open\n * version info bumped from 13:3:12 to 13:4:12\n * fix support for 2+ GiB documents (regression from 2.8.2)\n * reject empty version in the XML declaration\n * fix printf format for AIX\n * CMake|AIX: enable EXPAT_DEV_URANDOM by default\n * version info bumped from 13:2:12 to 13:3:12\n * Existing API function XML_SetHashSalt is now deprecated\n * because of its limitations, and its use should be\n * considered a vulnerability. Please either use the new API\n * function XML_SetHashSalt16Bytes (with known-high-quality\n * entropy input only!) instead, or leave the derivation of\n * a 16-bytes hash salt from high quality entropy to Expat's\n * internal machinery (by *not* calling either of the two\n * XML_SetHashSalt* functions).\n * xmlwf: Fix a memory leak\n * WASI: Fix format specifiers for 32bit WASI SDK\n * Fix a class of false positives where input should have been\n   rejected with error XML_ERROR_ASYNC_ENTITY; regression from\n   earlier security fix (of Expat 2.7.0)\n * Prove and regression-proof absence of integer overflow\n from function expat_realloc\n * Remove 'harmless' cast that truncated a size_t to unsigned\n * xmlwf: Resolve use of functions XML_GetErrorLineNumber\n   and XML_GetErrorColumnNumber\n * CVE-2025-59375 -- Disallow use of disproportional amounts of\n   dynamic memory from within an Expat parser\n * xmlwf: Fix (internal) help generator\n * xmlwf: Mention supported environment variables in\n","status":"published","published":"2026-10-19T08:29:07Z","modified":"2026-10-19T09:43:18.179140646Z","updated_at":"2026-11-02T15:54:05.838224Z"},{"id":"SUSE-SU-2026:4623-1","title":"Security update for expat","description":"This update for expat fixes the following issues:\n  \n- CVE-2025-59375: denial of service (resource consumption) caused by processing malformed small documents (bsc#1249584).\n- CVE-2026-24515: NULL dereference (CWE-476) due to function XML_ExternalEntityParserCreate() failing to copy the\n  encoding handler data passed to XML_SetUnknownEncodingHandler() from the parent to the subparser (bsc#1257144).\n- CVE-2026-25210: lack of buffer size check can lead to an integer overflow (bsc#1257496).\n- CVE-2026-32776: NULL pointer dereference when processing empty external parameter entities inside an entity\n  declaration value (bsc#1259726).\n- CVE-2026-32777: denial of service due to infinite loop in DTD content parsing (bsc#1259711).\n- CVE-2026-32778: NULL pointer dereference in `setContext` on retry after an out-of-memory condition\n  (bsc#1259729).\n- CVE-2026-41080: crafted XML document can cause a denial of service (bsc#1262263).\n- CVE-2026-45186: denial of service via moderately sized crafted XML input (bsc#1264713).\n- CVE-2026-50219: lack of handler call depth tracking for calls to XML_* functions from within handlers in cases of a\n  policy violation (bsc#1267631).\n- CVE-2026-56131: lack of handler call depth tracking for calls to XML_ResumeParser from within\n  handlers in cases of a policy violation (bsc#1268572).\n- CVE-2026-56132: heap-based buffer overflow in doProlog in xmlparse.c (bsc#1268573).\n- CVE-2026-56403,CVE-2026-56404,CVE-2026-56405,CVE-2026-56406,\n  CVE-2026-56407,CVE-2026-56408,CVE-2026-56409,CVE-2026-56410,\n  CVE-2026-56411,CVE-2026-56412: multiple integer overflow vulnerabilities (bsc#1275115).\n- CVE-2026-66046: denial of service vulnerability caused by quadratic algorithmic complexity in the storeAtts()\n  function (bsc#1275732).\n- CVE-2026-72522: out-of-bounds read and resultant infinite loop due to low surrogates being treated the same\n  as high surrogates during Unicode processing (bsc#1275594).\n- CVE-2026-76641: out-of-bounds read vulnerability that allows attackers to trigger\n  memory corruption (bsc#1275915).\n- CVE-2026-76956: denial of service via hash flooding attacks (bsc#1275860).\n- CVE-2026-76957: lack of handler call depth tracking with custom encoding callbacks. Thus, a use-\n  after-free can occur (bsc#1275859).\n- CVE-2026-77214: out-of-bounds read due to insufficient checks in `XML_ParseBuffer()` (bsc#1284334).\n- CVE-2026-93990: fails to validate low surrogates following high surrogates in UTF-16 input (bsc#1282347).\n- CVE-2026-102633: Denial of Service via integer overflow in expat_realloc (bsc#1283493).\n\nUpdate to 2.8.5 (jsc#PED-16154):\n\t\n * Bug fixes:\n * Fix an OOM-related memory leak on a failed overflow check\n * Fix memory alignment for architectures with 128bit pointers\n * Mark XML_SetHashSalt deprecated\n * CMake: only add /source-charset:utf-8 when /utf-8 is not present\n * lib: resolve undefined behavior from overshifting a signed int\n * lib: support read-only hash table lookup with non-zero-terminated\n keys\n * lib: use a C99 bool for ENTITY.open\n * version info bumped from 13:3:12 to 13:4:12\n * fix support for 2+ GiB documents (regression from 2.8.2)\n * reject empty version in the XML declaration\n * fix printf format for AIX\n * CMake|AIX: enable EXPAT_DEV_URANDOM by default\n * version info bumped from 13:2:12 to 13:3:12\n * Existing API function XML_SetHashSalt is now deprecated\n * because of its limitations, and its use should be\n * considered a vulnerability. Please either use the new API\n * function XML_SetHashSalt16Bytes (with known-high-quality\n * entropy input only!) instead, or leave the derivation of\n * a 16-bytes hash salt from high quality entropy to Expat's\n * internal machinery (by *not* calling either of the two\n * XML_SetHashSalt* functions).\n * xmlwf: Fix a memory leak\n * WASI: Fix format specifiers for 32bit WASI SDK\n * Fix alignment of internal allocations for some non-amd64\n architectures (e.g. sparc32); fixes up on the fix to\n CVE-2025-59375 (of Expat 2.7.2)\n * Fix a class of false positives where input should have been\n rejected with error XML_ERROR_ASYNC_ENTITY; regression from\n CVE-2024-8176 (of Expat 2.7.0)\n * Prove and regression-proof absence of integer overflow\n from function expat_realloc\n * Remove 'harmless' cast that truncated a size_t to unsigned\n * xmlwf: Resolve use of functions XML_GetErrorLineNumber\n and XML_GetErrorColumnNumber\n * CVE-2025-59375 -- Disallow use of disproportional amounts of\n dynamic memory from within an Expat parser\n * xmlwf: Fix (internal) help generator\n * xmlwf: Mention supported environment variables in\n","status":"published","published":"2026-10-12T07:27:49Z","modified":"2026-10-13T10:30:05.847197418Z","updated_at":"2026-11-02T15:54:05.838224Z"}]}}