219 lines
9.3 KiB
JSON
219 lines
9.3 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-2026-87825",
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"assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
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"state": "PUBLISHED",
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"assignerShortName": "VulnCheck",
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"dateReserved": "2026-09-09T10:32:34.110Z",
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"datePublished": "2026-09-09T14:32:44.795Z",
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"dateUpdated": "2026-09-14T13:35:21.082Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
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"shortName": "VulnCheck",
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"dateUpdated": "2026-09-09T14:32:44.795Z"
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},
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"datePublic": "2026-08-19T00:00:00.000Z",
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"title": "zstd-jni 1.3.8-4 through 1.5.7-13 Use-After-Free of Compression and Decompression Dictionaries",
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"descriptions": [
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{
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"lang": "en",
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"value": "zstd-jni before 1.5.7-14 contains a use-after-free vulnerability where streams and contexts hold a dictionary's shared lock only during the load call, allowing the dictionary to be closed while still referenced. Attackers can close a dictionary after associating it with a stream or context, causing subsequent read or write operations to access freed native memory, resulting in silent data corruption or JVM crashes."
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}
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],
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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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"description": "Use After Free",
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"cweId": "CWE-416",
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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": "luben",
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"product": "zstd-jni",
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"collectionURL": "https://repo1.maven.org/maven2/com/github/luben/zstd-jni/",
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"repo": "https://github.com/luben/zstd-jni",
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"defaultStatus": "unaffected",
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"packageURL": "pkg:maven/com.github.luben/zstd-jni",
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"versions": [
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{
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"version": "1.3.8-4",
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"lessThan": "1.5.7-14",
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"status": "affected",
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"versionType": "custom"
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}
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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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"cvssV4_0": {
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"version": "4.0",
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"vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N",
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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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"vulnIntegrityImpact": "HIGH",
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"vulnAvailabilityImpact": "HIGH",
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"subConfidentialityImpact": "NONE",
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"subIntegrityImpact": "NONE",
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"subAvailabilityImpact": "NONE",
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"baseScore": 7,
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"baseSeverity": "HIGH"
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}
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},
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{
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"format": "CVSS",
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"cvssV3_1": {
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"version": "3.1",
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"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H",
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"attackVector": "LOCAL",
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"attackComplexity": "LOW",
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"privilegesRequired": "NONE",
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"userInteraction": "NONE",
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"scope": "UNCHANGED",
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"confidentialityImpact": "NONE",
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"integrityImpact": "HIGH",
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"availabilityImpact": "HIGH",
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"baseScore": 7.7,
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"baseSeverity": "HIGH"
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}
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}
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],
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"references": [
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{
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"url": "https://github.com/luben/zstd-jni/security/advisories/GHSA-947w-pxjj-c7m9",
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"tags": [
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"vendor-advisory"
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],
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"name": "GitHub Security Advisory (GHSA-947w-pxjj-c7m9)"
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},
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{
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"url": "https://github.com/luben/zstd-jni/commit/393d7311766abbc285b149302c0fe1f94b16d555",
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"tags": [
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"patch"
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],
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"name": "Fix commit: hold the dictionary shared lock for the stream's usage window"
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},
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{
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"url": "https://github.com/luben/zstd-jni/commit/a560131d7834598afd9cea6b7c107bc88e915936",
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"tags": [
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"patch"
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],
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"name": "Fix commit: cross-object lifetime tracking for dictionaries and contexts"
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},
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{
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"url": "https://github.com/luben/zstd-jni/blob/v1.5.7-13/src/main/java/com/github/luben/zstd/ZstdInputStreamNoFinalizer.java",
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"tags": [
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"technical-description"
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],
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"name": "Shared lock released as soon as the dictionary is loaded at v1.5.7-13"
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},
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{
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"url": "https://github.com/luben/zstd-jni/blob/v1.5.7-13/src/main/java/com/github/luben/zstd/BaseZstdBufferDecompressingStreamNoFinalizer.java",
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"tags": [
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"technical-description"
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],
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"name": "Same lock lifecycle in the buffer stream base class at v1.5.7-13"
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},
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{
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"url": "https://github.com/luben/zstd-jni/releases/tag/v1.5.7-14",
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"tags": [
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"release-notes"
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],
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"name": "zstd-jni v1.5.7-14 Release Notes"
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},
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{
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"url": "https://github.com/luben/zstd-jni/commit/0827ed02551bbd8d6f8e4bbff99d83bf50f91938",
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"tags": [
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"technical-description",
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"patch"
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],
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"name": "Commit that made setDict load the dictionary eagerly into the native context (first released in 1.3.8-4)"
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},
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{
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"url": "https://github.com/luben/zstd-jni",
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"tags": [
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"product"
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]
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},
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{
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"name": "VulnCheck Advisory: zstd-jni 1.3.8-4 through 1.5.7-13 Use-After-Free of Compression and Decompression Dictionaries",
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"tags": [
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"third-party-advisory"
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],
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"url": "https://www.vulncheck.com/advisories/zstd-jni-1.3.8-4-through-1.5.7-13-use-after-free-of-compression-and-decompression-dictionaries"
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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": "Yu Bao, PayPal Cyber Security Team",
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"type": "finder"
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}
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],
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"x_generator": {
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"engine": "vulncheck-endgame"
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},
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"source": {
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"discovery": "EXTERNAL"
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}
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},
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"adp": [
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{
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"references": [
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{
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"url": "https://github.com/luben/zstd-jni/security/advisories/GHSA-947w-pxjj-c7m9",
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"tags": [
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"exploit"
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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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"other": {
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"type": "ssvc",
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"content": {
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"timestamp": "2026-09-14T13:34:20.357216Z",
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"id": "CVE-2026-87825",
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"options": [
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{
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"Exploitation": "poc"
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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": "2026-09-14T13:35:21.082Z"
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}
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}
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]
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}
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} |