Marc S. Weidner
a9fab33829
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Signed-off-by: Marc S. Weidner <msw@coresecret.dev>
77 lines
2.8 KiB
Bash
77 lines
2.8 KiB
Bash
#!/bin/bash
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# SPDX-Version: 3.0
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# SPDX-CreationInfo: 2025-06-17; WEIDNER, Marc S.; <msw@coresecret.dev>
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# SPDX-ExternalRef: GIT https://git.coresecret.dev/msw/CISS.debian.installer.git
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# SPDX-FileContributor: WEIDNER, Marc S.; Centurion Intelligence Consulting Agency
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# SPDX-FileCopyrightText: 2024-2025; WEIDNER, Marc S.; <msw@coresecret.dev>
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# SPDX-FileType: SOURCE
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# SPDX-License-Identifier: EUPL-1.2 OR LicenseRef-CCLA-1.0
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# SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
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# SPDX-PackageName: CISS.debian.installer
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# SPDX-Security-Contact: security@coresecret.eu
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guard_sourcing
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#######################################
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# Hardening memory dump.
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# Globals:
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# TARGET
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# Arguments:
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# None
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# Returns:
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# 0: on success
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#######################################
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hardening_memory() {
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mkdir -p "${TARGET}/etc/systemd/coredump.conf.d"
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cat << EOF >| "${TARGET}/etc/systemd/coredump.conf.d/disable.conf"
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# SPDX-CreationInfo: 2025-06-17; WEIDNER, Marc S.; <msw@coresecret.dev>
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# SPDX-ExternalRef: GIT https://git.coresecret.dev/msw/CISS.debian.installer.git
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# SPDX-FileContributor: WEIDNER, Marc S.; Centurion Intelligence Consulting Agency
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# SPDX-FileCopyrightText: 2024-2025; WEIDNER, Marc S.; <msw@coresecret.dev>
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# SPDX-FileType: SOURCE
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# SPDX-License-Identifier: EUPL-1.2 OR LicenseRef-CCLA-1.0
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# SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
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# SPDX-PackageName: CISS.debian.installer
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# SPDX-Security-Contact: security@coresecret.eu
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# Static file system information: /etc/systemd/coredump.conf.d/disable.conf
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# Generated by CISS.debian.installer ${VAR_VERSION}
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# Architecture: ${VAR_ARCHITECTURE}
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# Distribution: ${VAR_CODENAME}
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[Coredump]
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Storage=none
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EOF
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chmod 0644 "${TARGET}/etc/systemd/coredump.conf.d/disable.conf"
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cat << EOF >| "${TARGET}/etc/security/limits.d/90-ciss-core.conf"
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# SPDX-CreationInfo: 2025-06-17; WEIDNER, Marc S.; <msw@coresecret.dev>
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# SPDX-ExternalRef: GIT https://git.coresecret.dev/msw/CISS.debian.installer.git
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# SPDX-FileContributor: WEIDNER, Marc S.; Centurion Intelligence Consulting Agency
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# SPDX-FileCopyrightText: 2024-2025; WEIDNER, Marc S.; <msw@coresecret.dev>
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# SPDX-FileType: SOURCE
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# SPDX-License-Identifier: EUPL-1.2 OR LicenseRef-CCLA-1.0
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# SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
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# SPDX-PackageName: CISS.debian.installer
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# SPDX-Security-Contact: security@coresecret.eu
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# Static file system information: /etc/security/limits.d/90-ciss-core.conf
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# Generated by CISS.debian.installer ${VAR_VERSION}
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# Architecture: ${VAR_ARCHITECTURE}
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# Distribution: ${VAR_CODENAME}
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# Format: <domain> <type> <item> <value>
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* soft core 0
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* hard core 0
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# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh
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EOF
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chmod 0644 "${TARGET}/etc/security/limits.d/90-ciss-core.conf"
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guard_dir && return 0
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}
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# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh
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