Huawei EulerOS: Security Advisory for glibc (EulerOS-SA-2025-2575)

# SPDX-FileCopyrightText: 2025 Greenbone AG
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-only

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.1.2.2025.2575");
  script_cve_id("CVE-2025-8058");
  script_tag(name:"creation_date", value:"2025-12-19 04:38:02 +0000 (Fri, 19 Dec 2025)");
  script_version("2025-12-19T05:45:49+0000");
  script_tag(name:"last_modification", value:"2025-12-19 05:45:49 +0000 (Fri, 19 Dec 2025)");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:N/A:N");

  script_name("Huawei EulerOS: Security Advisory for glibc (EulerOS-SA-2025-2575)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2025 Greenbone AG");
  script_family("Huawei EulerOS Local Security Checks");
  script_dependencies("gb_huawei_euleros_consolidation.nasl");
  script_mandatory_keys("ssh/login/euleros", "ssh/login/rpms", re:"ssh/login/release=EULEROSVIRT\-2\.13\.0");

  script_xref(name:"Advisory-ID", value:"EulerOS-SA-2025-2575");
  script_xref(name:"URL", value:"https://developer.huaweicloud.com/intl/en-us/euleros/securitydetail.html?secId=EulerOS-SA-2025-2575");

  script_tag(name:"summary", value:"The remote host is missing an update for the Huawei EulerOS 'glibc' package(s) announced via the EulerOS-SA-2025-2575 advisory.");

  script_tag(name:"vuldetect", value:"Checks if a vulnerable package version is present on the target host.");

  script_tag(name:"insight", value:"The regcomp function in the GNU C library version from 2.4 to 2.41 is subject to a double free if some previous allocation fails. It can be accomplished either by a malloc failure or by using an interposed malloc that injects random malloc failures. The double free can allow buffer manipulation depending of how the regex is constructed. This issue affects all architectures and ABIs supported by the GNU C library.(CVE-2025-8058)");

  script_tag(name:"affected", value:"'glibc' package(s) on Huawei EulerOS Virtualization release 2.13.0.");

  script_tag(name:"solution", value:"Please install the updated package(s).");

  script_tag(name:"solution_type", value:"VendorFix");
  script_tag(name:"qod_type", value:"package");

  exit(0);
}

include("revisions-lib.inc");
include("pkg-lib-rpm.inc");

release = rpm_get_ssh_release();
if(!release)
  exit(0);

res = "";
report = "";

if(release == "EULEROSVIRT-2.13.0") {

  if(!isnull(res = isrpmvuln(pkg:"glibc", rpm:"glibc~2.34~143.h36.eulerosv2r13", rls:"EULEROSVIRT-2.13.0"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"glibc-all-langpacks", rpm:"glibc-all-langpacks~2.34~143.h36.eulerosv2r13", rls:"EULEROSVIRT-2.13.0"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"glibc-common", rpm:"glibc-common~2.34~143.h36.eulerosv2r13", rls:"EULEROSVIRT-2.13.0"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"glibc-locale-archive", rpm:"glibc-locale-archive~2.34~143.h36.eulerosv2r13", rls:"EULEROSVIRT-2.13.0"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"glibc-locale-source", rpm:"glibc-locale-source~2.34~143.h36.eulerosv2r13", rls:"EULEROSVIRT-2.13.0"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libnsl", rpm:"libnsl~2.34~143.h36.eulerosv2r13", rls:"EULEROSVIRT-2.13.0"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"nscd", rpm:"nscd~2.34~143.h36.eulerosv2r13", rls:"EULEROSVIRT-2.13.0"))) {
    report += res;
  }

  if(report != "") {
    security_message(data:report);
  } else if(__pkg_match) {
    exit(99);
  }
  exit(0);
}

exit(0);