cve-2025-58050

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    "title": "pcre2: PCRE2: heap-buffer-overflow read in match_ref due to missing boundary restoration in SCS",
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            "red_hat_enterprise_linux_10:pcre2-utf16",
            "red_hat_enterprise_linux_10:pcre2-utf32",
            "red_hat_enterprise_linux_10:pcre2.src",
            "red_hat_enterprise_linux_7:pcre2-devel",
            "red_hat_enterprise_linux_7:pcre2-static",
            "red_hat_enterprise_linux_7:pcre2-tools",
            "red_hat_enterprise_linux_7:pcre2-utf16",
            "red_hat_enterprise_linux_7:pcre2-utf32",
            "red_hat_enterprise_linux_7:pcre2.src",
            "red_hat_enterprise_linux_8:pcre2",
            "red_hat_enterprise_linux_8:pcre2-devel",
            "red_hat_enterprise_linux_8:pcre2-tools",
            "red_hat_enterprise_linux_8:pcre2-utf16",
            "red_hat_enterprise_linux_8:pcre2-utf32",
            "red_hat_enterprise_linux_8:pcre2.src",
            "red_hat_enterprise_linux_9:mingw32-pcre2",
            "red_hat_enterprise_linux_9:mingw32-pcre2-static",
            "red_hat_enterprise_linux_9:mingw64-pcre2",
            "red_hat_enterprise_linux_9:mingw64-pcre2-static",
            "red_hat_enterprise_linux_9:pcre2",
            "red_hat_enterprise_linux_9:pcre2-devel",
            "red_hat_enterprise_linux_9:pcre2-syntax",
            "red_hat_enterprise_linux_9:pcre2-utf16",
            "red_hat_enterprise_linux_9:pcre2-utf32",
            "red_hat_enterprise_linux_9:pcre2.src",
            "red_hat_openshift_container_platform_4:openshift/ose-rhel-coreos-8",
            "red_hat_openshift_container_platform_4:openshift/ose-rhel-coreos-9"
          ]
        }
      ],
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "2391338"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "In pcre2 library, there is a vulnerability in the code that causes a heap-buffer-overflow. This arises from using the special verb - Scan-SubString together with (*ACCEPT) which causes an out-of-bounds read. This could be exploited by an attacker through crafting a pattern using this combination to trigger the heap-buffer overflow.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "pcre2: PCRE2: heap-buffer-overflow read in match_ref due to missing boundary restoration in SCS",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "The bug is in src/pcre2_match.c. When (*scs:...) temporarily restricts the match boundaries to a captured substring, the engine restores the current subject pointer (Feptr) correctly on an immediate (*ACCEPT), but it fails to restore mb->end_subject and mb->true_end_subject. If execution later calls match_ref (for example for a backreference like \\2), the bounds check can underflow because mb->end_subject - eptr becomes negative and is cast to an unsigned size. That makes the length check pass incorrectly and memcmp reads past the end of the allocated buffer, causing a heap-buffer-overflow read.",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "known_not_affected": [
          "red_hat_enterprise_linux_10:mingw32-pcre2",
          "red_hat_enterprise_linux_10:mingw32-pcre2-static",
          "red_hat_enterprise_linux_10:mingw64-pcre2",
          "red_hat_enterprise_linux_10:mingw64-pcre2-static",
          "red_hat_enterprise_linux_10:pcre2-devel",
          "red_hat_enterprise_linux_10:pcre2-static",
          "red_hat_enterprise_linux_10:pcre2-syntax",
          "red_hat_enterprise_linux_10:pcre2-tools",
          "red_hat_enterprise_linux_10:pcre2-utf16",
          "red_hat_enterprise_linux_10:pcre2-utf32",
          "red_hat_enterprise_linux_10:pcre2.src",
          "red_hat_enterprise_linux_7:pcre2-devel",
          "red_hat_enterprise_linux_7:pcre2-static",
          "red_hat_enterprise_linux_7:pcre2-tools",
          "red_hat_enterprise_linux_7:pcre2-utf16",
          "red_hat_enterprise_linux_7:pcre2-utf32",
          "red_hat_enterprise_linux_7:pcre2.src",
          "red_hat_enterprise_linux_8:pcre2",
          "red_hat_enterprise_linux_8:pcre2-devel",
          "red_hat_enterprise_linux_8:pcre2-tools",
          "red_hat_enterprise_linux_8:pcre2-utf16",
          "red_hat_enterprise_linux_8:pcre2-utf32",
          "red_hat_enterprise_linux_8:pcre2.src",
          "red_hat_enterprise_linux_9:mingw32-pcre2",
          "red_hat_enterprise_linux_9:mingw32-pcre2-static",
          "red_hat_enterprise_linux_9:mingw64-pcre2",
          "red_hat_enterprise_linux_9:mingw64-pcre2-static",
          "red_hat_enterprise_linux_9:pcre2",
          "red_hat_enterprise_linux_9:pcre2-devel",
          "red_hat_enterprise_linux_9:pcre2-syntax",
          "red_hat_enterprise_linux_9:pcre2-utf16",
          "red_hat_enterprise_linux_9:pcre2-utf32",
          "red_hat_enterprise_linux_9:pcre2.src",
          "red_hat_openshift_container_platform_4:openshift/ose-rhel-coreos-8",
          "red_hat_openshift_container_platform_4:openshift/ose-rhel-coreos-9"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2025-58050"
        },
        {
          "category": "external",
          "summary": "RHBZ#2391338",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2391338"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2025-58050",
          "url": "https://www.cve.org/CVERecord?id=CVE-2025-58050"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2025-58050",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-58050"
        },
        {
          "category": "external",
          "summary": "https://github.com/PCRE2Project/pcre2/commit/a141712e5967d448c7ce13090ab530c8e3d82254",
          "url": "https://github.com/PCRE2Project/pcre2/commit/a141712e5967d448c7ce13090ab530c8e3d82254"
        },
        {
          "category": "external",
          "summary": "https://github.com/PCRE2Project/pcre2/releases/tag/pcre2-10.46",
          "url": "https://github.com/PCRE2Project/pcre2/releases/tag/pcre2-10.46"
        },
        {
          "category": "external",
          "summary": "https://github.com/PCRE2Project/pcre2/security/advisories/GHSA-c2gv-xgf5-5cc2",
          "url": "https://github.com/PCRE2Project/pcre2/security/advisories/GHSA-c2gv-xgf5-5cc2"
        }
      ],
      "release_date": "2025-08-27T18:47:35.041000+00:00",
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L",
            "version": "3.1"
          },
          "products": [
            "red_hat_enterprise_linux_10:mingw32-pcre2",
            "red_hat_enterprise_linux_10:mingw32-pcre2-static",
            "red_hat_enterprise_linux_10:mingw64-pcre2",
            "red_hat_enterprise_linux_10:mingw64-pcre2-static",
            "red_hat_enterprise_linux_10:pcre2-devel",
            "red_hat_enterprise_linux_10:pcre2-static",
            "red_hat_enterprise_linux_10:pcre2-syntax",
            "red_hat_enterprise_linux_10:pcre2-tools",
            "red_hat_enterprise_linux_10:pcre2-utf16",
            "red_hat_enterprise_linux_10:pcre2-utf32",
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            "red_hat_enterprise_linux_7:pcre2-devel",
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            "red_hat_enterprise_linux_7:pcre2-utf16",
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            "red_hat_enterprise_linux_7:pcre2.src",
            "red_hat_enterprise_linux_8:pcre2",
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            "red_hat_enterprise_linux_8:pcre2.src",
            "red_hat_enterprise_linux_9:mingw32-pcre2",
            "red_hat_enterprise_linux_9:mingw32-pcre2-static",
            "red_hat_enterprise_linux_9:mingw64-pcre2",
            "red_hat_enterprise_linux_9:mingw64-pcre2-static",
            "red_hat_enterprise_linux_9:pcre2",
            "red_hat_enterprise_linux_9:pcre2-devel",
            "red_hat_enterprise_linux_9:pcre2-syntax",
            "red_hat_enterprise_linux_9:pcre2-utf16",
            "red_hat_enterprise_linux_9:pcre2-utf32",
            "red_hat_enterprise_linux_9:pcre2.src",
            "red_hat_openshift_container_platform_4:openshift/ose-rhel-coreos-8",
            "red_hat_openshift_container_platform_4:openshift/ose-rhel-coreos-9"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate",
          "product_ids": [
            "red_hat_enterprise_linux_10:mingw32-pcre2",
            "red_hat_enterprise_linux_10:mingw32-pcre2-static",
            "red_hat_enterprise_linux_10:mingw64-pcre2",
            "red_hat_enterprise_linux_10:mingw64-pcre2-static",
            "red_hat_enterprise_linux_10:pcre2-devel",
            "red_hat_enterprise_linux_10:pcre2-static",
            "red_hat_enterprise_linux_10:pcre2-syntax",
            "red_hat_enterprise_linux_10:pcre2-tools",
            "red_hat_enterprise_linux_10:pcre2-utf16",
            "red_hat_enterprise_linux_10:pcre2-utf32",
            "red_hat_enterprise_linux_10:pcre2.src",
            "red_hat_enterprise_linux_7:pcre2-devel",
            "red_hat_enterprise_linux_7:pcre2-static",
            "red_hat_enterprise_linux_7:pcre2-tools",
            "red_hat_enterprise_linux_7:pcre2-utf16",
            "red_hat_enterprise_linux_7:pcre2-utf32",
            "red_hat_enterprise_linux_7:pcre2.src",
            "red_hat_enterprise_linux_8:pcre2",
            "red_hat_enterprise_linux_8:pcre2-devel",
            "red_hat_enterprise_linux_8:pcre2-tools",
            "red_hat_enterprise_linux_8:pcre2-utf16",
            "red_hat_enterprise_linux_8:pcre2-utf32",
            "red_hat_enterprise_linux_8:pcre2.src",
            "red_hat_enterprise_linux_9:mingw32-pcre2",
            "red_hat_enterprise_linux_9:mingw32-pcre2-static",
            "red_hat_enterprise_linux_9:mingw64-pcre2",
            "red_hat_enterprise_linux_9:mingw64-pcre2-static",
            "red_hat_enterprise_linux_9:pcre2",
            "red_hat_enterprise_linux_9:pcre2-devel",
            "red_hat_enterprise_linux_9:pcre2-syntax",
            "red_hat_enterprise_linux_9:pcre2-utf16",
            "red_hat_enterprise_linux_9:pcre2-utf32",
            "red_hat_enterprise_linux_9:pcre2.src",
            "red_hat_openshift_container_platform_4:openshift/ose-rhel-coreos-8",
            "red_hat_openshift_container_platform_4:openshift/ose-rhel-coreos-9"
          ]
        }
      ],
      "title": "pcre2: PCRE2: heap-buffer-overflow read in match_ref due to missing boundary restoration in SCS"
    }
  ]
}