{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "state": "PUBLISHED", "cveId": "CVE-2021-4156", "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "dateUpdated": "2025-12-11T12:06:14.134Z", "dateReserved": "2021-12-22T00:00:00.000Z", "datePublished": "2022-03-23T00:00:00.000Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat", "dateUpdated": "2023-09-29T12:06:18.959Z" }, "descriptions": [ { "lang": "en", "value": "An out-of-bounds read flaw was found in libsndfile's FLAC codec functionality. An attacker who is able to submit a specially crafted file (via tricking a user to open or otherwise) to an application linked with libsndfile and using the FLAC codec, could trigger an out-of-bounds read that would most likely cause a crash but could potentially leak memory information that could be used in further exploitation of other flaws." } ], "affected": [ { "vendor": "n/a", "product": "libsndfile", "versions": [ { "version": "libsndfile 1.1.0", "status": "affected" } ] } ], "references": [ { "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2027690" }, { "url": "https://github.com/libsndfile/libsndfile/pull/732/commits/4c30646abf7834e406f7e2429c70bc254e18beab" }, { "url": "https://github.com/libsndfile/libsndfile/issues/731" }, { "name": "[debian-lts-announce] 20220628 [SECURITY] [DLA 3058-1] libsndfile security update", "tags": [ "mailing-list" ], "url": "https://lists.debian.org/debian-lts-announce/2022/06/msg00020.html" }, { "name": "[debian-lts-announce] 20220929 [SECURITY] [DLA 3126-1] libsndfile security update", "tags": [ "mailing-list" ], "url": "https://lists.debian.org/debian-lts-announce/2022/09/msg00036.html" }, { "name": "GLSA-202309-11", "tags": [ "vendor-advisory" ], "url": "https://security.gentoo.org/glsa/202309-11" } ], "problemTypes": [ { "descriptions": [ { "type": "CWE", "lang": "en", "description": "CWE-125", "cweId": "CWE-125" } ] } ] }, "adp": [ { "title": "CVE Program Container", "references": [ { "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2027690", "tags": [ "x_transferred" ] }, { "url": "https://github.com/libsndfile/libsndfile/pull/732/commits/4c30646abf7834e406f7e2429c70bc254e18beab", "tags": [ "x_transferred" ] }, { "url": "https://github.com/libsndfile/libsndfile/issues/731", "tags": [ "x_transferred" ] }, { "name": "[debian-lts-announce] 20220628 [SECURITY] [DLA 3058-1] libsndfile security update", "tags": [ "mailing-list", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2022/06/msg00020.html" }, { "name": "[debian-lts-announce] 20220929 [SECURITY] [DLA 3126-1] libsndfile security update", "tags": [ "mailing-list", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2022/09/msg00036.html" }, { "name": "GLSA-202309-11", "tags": [ "vendor-advisory", "x_transferred" ], "url": "https://security.gentoo.org/glsa/202309-11" }, { "url": "https://lists.debian.org/debian-lts-announce/2025/12/msg00013.html" } ], "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2025-12-11T12:06:14.134Z" } } ] } }