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Red Hat Product Errata RHSA-2021:1002 - Security Advisory
Issued:
2021-03-29
Updated:
2021-03-29

RHSA-2021:1002 - Security Advisory

  • Overview
  • Updated Packages

Synopsis

Important: flatpak security update

Type/Severity

Security Advisory: Important

Topic

An update for flatpak is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

Flatpak is a system for building, distributing, and running sandboxed desktop applications on Linux.

Security Fix(es):

  • flatpak: "file forwarding" feature can be used to gain unprivileged access to files (CVE-2021-21381)

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.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Affected Products

  • Red Hat Enterprise Linux Server 7 x86_64
  • Red Hat Enterprise Linux Workstation 7 x86_64
  • Red Hat Enterprise Linux Desktop 7 x86_64
  • Red Hat Enterprise Linux for IBM z Systems 7 s390x
  • Red Hat Enterprise Linux for Power, big endian 7 ppc64
  • Red Hat Enterprise Linux for Scientific Computing 7 x86_64
  • Red Hat Enterprise Linux for Power, little endian 7 ppc64le

Fixes

  • BZ - 1936985 - CVE-2021-21381 flatpak: "file forwarding" feature can be used to gain unprivileged access to files

CVEs

  • CVE-2021-21381

References

  • https://access.redhat.com/security/updates/classification/#important
  • Note: More recent versions of these packages may be available. Click a package name for more details.

    Red Hat Enterprise Linux Server 7

    SRPM
    flatpak-1.0.9-11.el7_9.src.rpm SHA-256: 2e0f20dfa75670994f501fac5b2718743b741789393121f3ad4a68a36582ef48
    x86_64
    flatpak-1.0.9-11.el7_9.x86_64.rpm SHA-256: 434fc29f7162b54afffbf00c25117f70e56815f0abb8f11507b7c6a27d1623d6
    flatpak-builder-1.0.0-11.el7_9.x86_64.rpm SHA-256: aef6d6b7ec4cfad9134311108d41d4db4458f8113c8718bf7ccc3a4199be4cfd
    flatpak-debuginfo-1.0.9-11.el7_9.x86_64.rpm SHA-256: ab295b6694499c61dc5f6bc9706ab909b7b8e52ffbb0484054f5b270c1f2fbc4
    flatpak-debuginfo-1.0.9-11.el7_9.x86_64.rpm SHA-256: ab295b6694499c61dc5f6bc9706ab909b7b8e52ffbb0484054f5b270c1f2fbc4
    flatpak-devel-1.0.9-11.el7_9.x86_64.rpm SHA-256: d43b042bd4f4a93abdc9699fd141e5ac55abc112aed6c4468e5bfa990f703e3a
    flatpak-libs-1.0.9-11.el7_9.x86_64.rpm SHA-256: 5f9cd8334687db9e60e3dc75a1c33f1f8f5f2d4ee2efc66b404ea94f1d6d3ebf

    Red Hat Enterprise Linux Workstation 7

    SRPM
    flatpak-1.0.9-11.el7_9.src.rpm SHA-256: 2e0f20dfa75670994f501fac5b2718743b741789393121f3ad4a68a36582ef48
    x86_64
    flatpak-1.0.9-11.el7_9.x86_64.rpm SHA-256: 434fc29f7162b54afffbf00c25117f70e56815f0abb8f11507b7c6a27d1623d6
    flatpak-builder-1.0.0-11.el7_9.x86_64.rpm SHA-256: aef6d6b7ec4cfad9134311108d41d4db4458f8113c8718bf7ccc3a4199be4cfd
    flatpak-debuginfo-1.0.9-11.el7_9.x86_64.rpm SHA-256: ab295b6694499c61dc5f6bc9706ab909b7b8e52ffbb0484054f5b270c1f2fbc4
    flatpak-debuginfo-1.0.9-11.el7_9.x86_64.rpm SHA-256: ab295b6694499c61dc5f6bc9706ab909b7b8e52ffbb0484054f5b270c1f2fbc4
    flatpak-devel-1.0.9-11.el7_9.x86_64.rpm SHA-256: d43b042bd4f4a93abdc9699fd141e5ac55abc112aed6c4468e5bfa990f703e3a
    flatpak-libs-1.0.9-11.el7_9.x86_64.rpm SHA-256: 5f9cd8334687db9e60e3dc75a1c33f1f8f5f2d4ee2efc66b404ea94f1d6d3ebf

    Red Hat Enterprise Linux Desktop 7

    SRPM
    flatpak-1.0.9-11.el7_9.src.rpm SHA-256: 2e0f20dfa75670994f501fac5b2718743b741789393121f3ad4a68a36582ef48
    x86_64
    flatpak-1.0.9-11.el7_9.x86_64.rpm SHA-256: 434fc29f7162b54afffbf00c25117f70e56815f0abb8f11507b7c6a27d1623d6
    flatpak-builder-1.0.0-11.el7_9.x86_64.rpm SHA-256: aef6d6b7ec4cfad9134311108d41d4db4458f8113c8718bf7ccc3a4199be4cfd
    flatpak-debuginfo-1.0.9-11.el7_9.x86_64.rpm SHA-256: ab295b6694499c61dc5f6bc9706ab909b7b8e52ffbb0484054f5b270c1f2fbc4
    flatpak-debuginfo-1.0.9-11.el7_9.x86_64.rpm SHA-256: ab295b6694499c61dc5f6bc9706ab909b7b8e52ffbb0484054f5b270c1f2fbc4
    flatpak-devel-1.0.9-11.el7_9.x86_64.rpm SHA-256: d43b042bd4f4a93abdc9699fd141e5ac55abc112aed6c4468e5bfa990f703e3a
    flatpak-libs-1.0.9-11.el7_9.x86_64.rpm SHA-256: 5f9cd8334687db9e60e3dc75a1c33f1f8f5f2d4ee2efc66b404ea94f1d6d3ebf

    Red Hat Enterprise Linux for IBM z Systems 7

    SRPM
    flatpak-1.0.9-11.el7_9.src.rpm SHA-256: 2e0f20dfa75670994f501fac5b2718743b741789393121f3ad4a68a36582ef48
    s390x
    flatpak-1.0.9-11.el7_9.s390x.rpm SHA-256: 3c48e8b022d68f655d7ea1eb69bea937bcb95aa3177f5d5eea880c94019d2b0d
    flatpak-builder-1.0.0-11.el7_9.s390x.rpm SHA-256: d1c829bd3b59134795aefb96b373dcfa345b6f452455991f9528539436a4cef0
    flatpak-debuginfo-1.0.9-11.el7_9.s390x.rpm SHA-256: 0c4dfd953bc699986ca15d9a8fdbb6a2a61b56975c1c5514c9fc73d56fccbed8
    flatpak-debuginfo-1.0.9-11.el7_9.s390x.rpm SHA-256: 0c4dfd953bc699986ca15d9a8fdbb6a2a61b56975c1c5514c9fc73d56fccbed8
    flatpak-devel-1.0.9-11.el7_9.s390x.rpm SHA-256: 7a060b33596ad6aaa1a391c16ea38b3d5d9ec09bcdcca698ce09f1fe73ca5e72
    flatpak-libs-1.0.9-11.el7_9.s390x.rpm SHA-256: 69904f541d9694fc9cb871e2f6231bf1835d38e25921973b5a45a6a8246d7dec

    Red Hat Enterprise Linux for Power, big endian 7

    SRPM
    flatpak-1.0.9-11.el7_9.src.rpm SHA-256: 2e0f20dfa75670994f501fac5b2718743b741789393121f3ad4a68a36582ef48
    ppc64
    flatpak-1.0.9-11.el7_9.ppc64.rpm SHA-256: 3217e5f0647a98cd2201f53710acaedf876df31a3b3db70630240d7639f53f2d
    flatpak-builder-1.0.0-11.el7_9.ppc64.rpm SHA-256: c2e5590abe6029aa4fa130a757c2d7d7b252988cfa17ec4252e345629f69b7ff
    flatpak-debuginfo-1.0.9-11.el7_9.ppc64.rpm SHA-256: 57474ba8c83e2ce33cfb47b4365c9c5e47c5015de557cab6be41ebedfb6f0ebe
    flatpak-debuginfo-1.0.9-11.el7_9.ppc64.rpm SHA-256: 57474ba8c83e2ce33cfb47b4365c9c5e47c5015de557cab6be41ebedfb6f0ebe
    flatpak-devel-1.0.9-11.el7_9.ppc64.rpm SHA-256: 6ab6fb3ecb9317c29901c9db4fbcf1e5c82dbcfa42d51d3b6b6ea7b32b66d9e1
    flatpak-libs-1.0.9-11.el7_9.ppc64.rpm SHA-256: 35fbcc88173c7edc942d955593b3d429b97de3b6768b356c5ba17833ff17c61a

    Red Hat Enterprise Linux for Scientific Computing 7

    SRPM
    flatpak-1.0.9-11.el7_9.src.rpm SHA-256: 2e0f20dfa75670994f501fac5b2718743b741789393121f3ad4a68a36582ef48
    x86_64
    flatpak-1.0.9-11.el7_9.x86_64.rpm SHA-256: 434fc29f7162b54afffbf00c25117f70e56815f0abb8f11507b7c6a27d1623d6
    flatpak-builder-1.0.0-11.el7_9.x86_64.rpm SHA-256: aef6d6b7ec4cfad9134311108d41d4db4458f8113c8718bf7ccc3a4199be4cfd
    flatpak-debuginfo-1.0.9-11.el7_9.x86_64.rpm SHA-256: ab295b6694499c61dc5f6bc9706ab909b7b8e52ffbb0484054f5b270c1f2fbc4
    flatpak-devel-1.0.9-11.el7_9.x86_64.rpm SHA-256: d43b042bd4f4a93abdc9699fd141e5ac55abc112aed6c4468e5bfa990f703e3a
    flatpak-libs-1.0.9-11.el7_9.x86_64.rpm SHA-256: 5f9cd8334687db9e60e3dc75a1c33f1f8f5f2d4ee2efc66b404ea94f1d6d3ebf

    Red Hat Enterprise Linux for Power, little endian 7

    SRPM
    flatpak-1.0.9-11.el7_9.src.rpm SHA-256: 2e0f20dfa75670994f501fac5b2718743b741789393121f3ad4a68a36582ef48
    ppc64le
    flatpak-1.0.9-11.el7_9.ppc64le.rpm SHA-256: 3deb29811873ebee40c535939fbc9628bdad568f8ac6a1dffa0031d5264d778a
    flatpak-builder-1.0.0-11.el7_9.ppc64le.rpm SHA-256: 504c113432649ae8e3fec59e27b0fe8867cb556789d95daa8be9e96cd0e2a5ab
    flatpak-debuginfo-1.0.9-11.el7_9.ppc64le.rpm SHA-256: 1de9625a1478518af37348d03c6e4e3044311f713f7f08219763efcaac682bff
    flatpak-debuginfo-1.0.9-11.el7_9.ppc64le.rpm SHA-256: 1de9625a1478518af37348d03c6e4e3044311f713f7f08219763efcaac682bff
    flatpak-devel-1.0.9-11.el7_9.ppc64le.rpm SHA-256: a0c46f9afdf5b7b81a96efd04b97eb66337d8da2058691ee21457d102a924f2f
    flatpak-libs-1.0.9-11.el7_9.ppc64le.rpm SHA-256: c40ed53d4b519421f70c927e072136e1c8731ca44e7f8ced4c22efca9e36a113

    The Red Hat security contact is secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.

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