Mageia: Security Advisory (MGASA-2021-0305)

# SPDX-FileCopyrightText: 2022 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("1.3.6.1.4.1.25623.1.1.10.2021.0305");
  script_cve_id("CVE-2021-3465");
  script_tag(name:"creation_date", value:"2022-01-28 10:58:44 +0000 (Fri, 28 Jan 2022)");
  script_version("2023-06-20T05:05:24+0000");
  script_tag(name:"last_modification", value:"2023-06-20 05:05:24 +0000 (Tue, 20 Jun 2023)");
  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("Mageia: Security Advisory (MGASA-2021-0305)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2022 Greenbone AG");
  script_family("Mageia Linux Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/mageia_linux", "ssh/login/release", re:"ssh/login/release=MAGEIA(7|8)");

  script_xref(name:"Advisory-ID", value:"MGASA-2021-0305");
  script_xref(name:"URL", value:"https://advisories.mageia.org/MGASA-2021-0305.html");
  script_xref(name:"URL", value:"https://bugs.mageia.org/show_bug.cgi?id=28903");
  script_xref(name:"URL", value:"https://github.com/jinfeihan57/p7zip/releases");
  script_xref(name:"URL", value:"https://lists.opensuse.org/archives/list/[email protected]/message/OQBZYFULI5NBGLWDHKHSVMRMYNY2XC5Q/");
  script_xref(name:"URL", value:"https://lists.fedoraproject.org/archives/list/[email protected]/thread/OJQ6YRT2OALFI2LGZSLJD5T74MV6PJ7V/");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'p7zip' package(s) announced via the MGASA-2021-0305 advisory.");

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

  script_tag(name:"insight", value:"In p7zip-17.03, the function NCompress::CCopyCoder::Code in
CPP/7zip/Common/StreamObjects.cpp will call outStream->Write where a memcpy
uses a NULL pointer as destination address, leading to a crash (CVE-2021-3465).

Null pointer dereference in function Reserve() found in p7zip 16.02
(rhbz#1951218).

Null Pointer Dereference in function NArchive::NLzh::CItem::GetUnixTime found
in p7zip 16.02 (rhbz#1951224).

The p7zip package has been patched to fix these issues.

Also, the Mageia 7 package has been updated to version 17.03.");

  script_tag(name:"affected", value:"'p7zip' package(s) on Mageia 7, Mageia 8.");

  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 == "MAGEIA7") {

  if(!isnull(res = isrpmvuln(pkg:"p7zip", rpm:"p7zip~17.03~1.1.mga7", rls:"MAGEIA7"))) {
    report += res;
  }

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

if(release == "MAGEIA8") {

  if(!isnull(res = isrpmvuln(pkg:"p7zip", rpm:"p7zip~17.03~1.1.mga8", rls:"MAGEIA8"))) {
    report += res;
  }

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

exit(0);