The AlmaLinux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1791473629 advisory.

  - PCRE2 before 10.49, when there is an attacker-controlled regular expression and certain JIT API usage,     allows an out-of-bounds write with arbitrary data. (CVE-2026-103111)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The Rocky Linux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1791473629 advisory.

  - PCRE2 before 10.49, when there is an attacker-controlled regular expression and certain JIT API usage,     allows an out-of-bounds write with arbitrary data. (CVE-2026-103111)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-81613 advisory.

    - CVE-2026-89157, CVE-2026-89158, CVE-2026-86145, CVE-2026-103111

Tenable has extracted the preceding description block directly from the Oracle Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:81613 advisory.

    * pcre2: PCRE2: Out-of-bounds write allows arbitrary code execution via crafted regular expressions     (CVE-2026-86145)

    * pcre2: PCRE2: Out-of-bounds write via large pattern input (CVE-2026-89157)

    * PCRE2: PCRE2: Out-of-bounds write via integer overflow on 32-bit platforms (CVE-2026-89158)

    * pcre2: pcre2: Out-of-bounds write via crafted regular expression (CVE-2026-103111)

Tenable has extracted the preceding description block directly from the RockyLinux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The Rocky Linux 10.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-2026_81522 advisory.

    * pcre2: PCRE2: Out-of-bounds write allows arbitrary code execution via crafted regular expressions     (CVE-2026-86145)

    * PCRE2: PCRE2: Out-of-bounds read via invalid UTF data during JIT fallback (CVE-2026-89156)

    * pcre2: PCRE2: Out-of-bounds write via large pattern input (CVE-2026-89157)

    * pcre2: PCRE2: Denial of Service via out-of-bounds read during invalid UTF matching (CVE-2026-89160)

    * PCRE2: PCRE2: Out-of-bounds write via integer overflow on 32-bit platforms (CVE-2026-89158)

    * pcre2: PCRE2: Memory corruption vulnerability in pcre2_jit_match (CVE-2026-89161)

    * pcre2: pcre2: Out-of-bounds write via crafted regular expression (CVE-2026-103111)

Tenable has extracted the preceding description block directly from the CIQ security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:81522 advisory.

    The pcre2 package contains a new generation of the Perl Compatible Regular Expression libraries for     implementing regular expression pattern matching using the same syntax and semantics as Perl.

    Security Fix(es):

    * pcre2: PCRE2: Out-of-bounds write allows arbitrary code execution via crafted regular expressions     (CVE-2026-86145)

    * PCRE2: PCRE2: Out-of-bounds read via invalid UTF data during JIT fallback (CVE-2026-89156)

    * pcre2: PCRE2: Out-of-bounds write via large pattern input (CVE-2026-89157)

    * pcre2: PCRE2: Denial of Service via out-of-bounds read during invalid UTF matching (CVE-2026-89160)

    * PCRE2: PCRE2: Out-of-bounds write via integer overflow on 32-bit platforms (CVE-2026-89158)

    * pcre2: PCRE2: Memory corruption vulnerability in pcre2_jit_match (CVE-2026-89161)

    * pcre2: pcre2: Out-of-bounds write via crafted regular expression (CVE-2026-103111)

    For 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.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-142359 advisory.

    PCRE2 before 10.49, when there is an attacker-controlled regular expression and certain JIT API usage,     allows an out-of-bounds write with arbitrary data.

Tenable has extracted the preceding description block directly from the Unity Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:92899 advisory.

    The pcre2 package contains a new generation of the Perl Compatible Regular Expression libraries for     implementing regular expression pattern matching using the same syntax and semantics as Perl.

    Security Fix(es):

    * pcre2: PCRE2: Out-of-bounds write allows arbitrary code execution via crafted regular expressions     (CVE-2026-86145)

    * pcre2: pcre2: Out-of-bounds write via crafted regular expression (CVE-2026-103111)

    For 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.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

ID	Name	Product	Family	Published	Updated	Severity
365089	AlmaLinux 9.6 [TuxCare] Security Update: pcre2 / pcre2-devel / pcre2-static / pcre2-syntax / pcre2-tools / etc (ALMALINUX9.6:CLSA-2026:1791473629)	Nessus	Alma Linux Local Security Checks	10/12/2026	10/12/2026	high
365097	Rocky Linux 9.6 [TuxCare] Security Update: pcre2 / pcre2-devel / pcre2-static / pcre2-syntax / pcre2-tools / etc (ALMALINUX9.6:CLSA-2026:1791473629)	Nessus	Rocky Linux Local Security Checks	10/12/2026	10/12/2026	high
365479	Oracle Linux 8 : pcre2 (ELSA-2026-81613)	Nessus	Oracle Linux Local Security Checks	10/13/2026	10/13/2026	high
365536	RockyLinux 8 : pcre2 (RLSA-2026:81613)	Nessus	Rocky Linux Local Security Checks	10/14/2026	10/14/2026	high
366075	Rocky Linux 10.2 [CIQ] Security Update: pcre2 / pcre2-debuginfo / pcre2-debugsource / pcre2-devel / etc Multiple Vulnerabilities (crlsa-2026_81522)	Nessus	Rocky Linux Local Security Checks	10/15/2026	10/15/2026	high
369247	RHEL 10 : pcre2 (RHSA-2026:81522)	Nessus	Red Hat Local Security Checks	10/21/2026	10/21/2026	high
370011	Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: pcre2 (UTSA-2026-142359)	Nessus	Unity Linux Local Security Checks	10/21/2026	10/21/2026	high
373958	RHEL 8 : pcre2 (RHSA-2026:92899)	Nessus	Red Hat Local Security Checks	10/30/2026	10/30/2026	high

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