180 lines
7.0 KiB
JSON
180 lines
7.0 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2026-40469",
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"assignerOrgId": "4bb8329e-dd38-46c1-aafb-9bf32bcb93c6",
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"state": "PUBLISHED",
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"assignerShortName": "CERT-PL",
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"dateReserved": "2026-04-13T14:44:55.647Z",
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"datePublished": "2026-07-13T12:07:55.692Z",
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"dateUpdated": "2026-07-13T13:01:07.290Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "4bb8329e-dd38-46c1-aafb-9bf32bcb93c6",
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"shortName": "CERT-PL",
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"dateUpdated": "2026-07-13T12:11:20.963Z"
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},
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"title": "Heap buffer overflow in gawk",
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"datePublic": "2026-07-13T12:07:00.000Z",
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"problemTypes": [
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{
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"descriptions": [
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{
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"lang": "en",
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"cweId": "CWE-190",
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"description": "CWE-190 Integer Overflow or Wraparound",
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"type": "CWE"
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}
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]
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}
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],
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"affected": [
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{
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"vendor": "GNU",
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"product": "gawk",
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"platforms": [
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"32 bit"
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],
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"repo": "https://cgit.git.savannah.gnu.org/cgit/gawk.git/",
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"programFiles": [
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"builtin.c"
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],
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"programRoutines": [
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{
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"name": "do_sub()"
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}
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],
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"versions": [
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{
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"status": "affected",
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"version": "0",
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"lessThanOrEqual": "5.4.0",
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"versionType": "semver"
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}
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],
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"defaultStatus": "unaffected"
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}
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],
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"descriptions": [
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{
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"lang": "en",
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"value": "Integer overflow vulnerability has been found in \"builtin.c\" program file of gawk (do_sub() routine). This issue could be used to overwrite gawk heap metadata and objects causing the program to crash. It affects 32-bit builds of gawk in versions 5.4.0 and below.",
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"supportingMedia": [
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{
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"type": "text/html",
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"base64": false,
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"value": "Integer overflow vulnerability has been found in \"<span>builtin.c</span>\" program file of gawk (do_sub() <span>routine)</span>. <span>This issue could be used to overwrite gawk heap metadata and objects causing the program to crash. It affects</span> 32-bit builds of gawk in versions 5.4.0 and below.<br>"
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}
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]
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}
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],
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"tags": [
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"x_open-source"
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],
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"references": [
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{
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"url": "https://cgit.git.savannah.gnu.org/cgit/gawk.git/commit/?id=ae1b2d508f46913269a9e62aceda3636afe8147b",
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"tags": [
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"patch"
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]
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},
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{
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"url": "https://cert.pl/en/posts/2026/07/CVE-2026-40467",
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"tags": [
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"third-party-advisory"
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]
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}
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],
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"metrics": [
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{
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"format": "CVSS",
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"scenarios": [
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{
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"lang": "en",
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"value": "GENERAL"
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}
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],
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"cvssV4_0": {
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"attackVector": "LOCAL",
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"attackComplexity": "LOW",
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"attackRequirements": "NONE",
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"privilegesRequired": "NONE",
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"userInteraction": "NONE",
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"vulnConfidentialityImpact": "NONE",
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"subConfidentialityImpact": "NONE",
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"vulnIntegrityImpact": "NONE",
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"subIntegrityImpact": "NONE",
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"vulnAvailabilityImpact": "LOW",
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"subAvailabilityImpact": "NONE",
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"exploitMaturity": "NOT_DEFINED",
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"Safety": "NOT_DEFINED",
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"Automatable": "NOT_DEFINED",
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"Recovery": "NOT_DEFINED",
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"valueDensity": "NOT_DEFINED",
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"vulnerabilityResponseEffort": "NOT_DEFINED",
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"providerUrgency": "NOT_DEFINED",
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"version": "4.0",
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"baseSeverity": "MEDIUM",
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"baseScore": 5.1,
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"vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N"
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}
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}
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],
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"credits": [
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{
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"lang": "en",
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"value": "Michał Majchrowicz (AFINE)",
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"type": "finder"
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},
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{
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"lang": "en",
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"value": "Marcin Wyczechowski (AFINE)",
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"type": "finder"
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}
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],
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"source": {
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"discovery": "EXTERNAL"
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},
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"x_generator": {
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"engine": "Vulnogram 0.2.0"
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}
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},
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"adp": [
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{
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"metrics": [
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{
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"other": {
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"type": "ssvc",
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"content": {
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"timestamp": "2026-07-13T13:00:59.533242Z",
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"id": "CVE-2026-40469",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "partial"
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}
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],
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"role": "CISA Coordinator",
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"version": "2.0.3"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2026-07-13T13:01:07.290Z"
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}
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}
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]
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}
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} |