Unrated severityNVD Advisory· Published Mar 19, 2021· Updated Dec 17, 2025
CVE-2021-28831
CVE-2021-28831
Description
decompress_gunzip.c in BusyBox through 1.32.1 mishandles the error bit on the huft_build result pointer, with a resultant invalid free or segmentation fault, via malformed gzip data.
Affected products
48- BusyBox/BusyBoxdescription
- osv-coords47 versionspkg:rpm/opensuse/busybox&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/busybox&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/busybox&distro=openSUSE%20Leap%2015.4pkg:rpm/opensuse/busybox&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/busybox-static&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/busybox-static&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/virtualbox&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/virtualbox-kmp&distro=openSUSE%20Leap%2015.3pkg:rpm/suse/busybox&distro=SUSE%20Enterprise%20Storage%206pkg:rpm/suse/busybox&distro=SUSE%20Enterprise%20Storage%207pkg:rpm/suse/busybox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOSpkg:rpm/suse/busybox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSSpkg:rpm/suse/busybox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-ESPOSpkg:rpm/suse/busybox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-LTSSpkg:rpm/suse/busybox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOSpkg:rpm/suse/busybox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSSpkg:rpm/suse/busybox&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP2pkg:rpm/suse/busybox&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3pkg:rpm/suse/busybox&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP4pkg:rpm/suse/busybox&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2015%20SP2pkg:rpm/suse/busybox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/busybox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-BCLpkg:rpm/suse/busybox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4-LTSSpkg:rpm/suse/busybox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/busybox&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-BCLpkg:rpm/suse/busybox&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSSpkg:rpm/suse/busybox&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-BCLpkg:rpm/suse/busybox&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-LTSSpkg:rpm/suse/busybox&distro=SUSE%20Linux%20Enterprise%20Server%2015-LTSSpkg:rpm/suse/busybox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/busybox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/busybox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015pkg:rpm/suse/busybox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1pkg:rpm/suse/busybox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP2pkg:rpm/suse/busybox&distro=SUSE%20Manager%20Proxy%204.1pkg:rpm/suse/busybox&distro=SUSE%20Manager%20Retail%20Branch%20Server%204.1pkg:rpm/suse/busybox&distro=SUSE%20Manager%20Server%204.1pkg:rpm/suse/busybox&distro=SUSE%20OpenStack%20Cloud%209pkg:rpm/suse/busybox&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209pkg:rpm/suse/busybox-static&distro=SUSE%20Enterprise%20Storage%206pkg:rpm/suse/busybox-static&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOSpkg:rpm/suse/busybox-static&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSSpkg:rpm/suse/busybox-static&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP2pkg:rpm/suse/busybox-static&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3pkg:rpm/suse/busybox-static&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-BCLpkg:rpm/suse/busybox-static&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSSpkg:rpm/suse/busybox-static&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1
< 1.26.2-lp152.5.3.1+ 46 more
- (no CPE)range: < 1.26.2-lp152.5.3.1
- (no CPE)range: < 1.26.2-4.5.1
- (no CPE)range: < 1.35.0-150400.3.3.1
- (no CPE)range: < 1.35.0-1.1
- (no CPE)range: < 1.26.2-lp152.5.3.1
- (no CPE)range: < 1.26.2-4.5.1
- (no CPE)range: < 6.1.34-lp153.2.27.2
- (no CPE)range: < 6.1.34-lp153.2.27.1
- (no CPE)range: < 1.26.2-4.5.1
- (no CPE)range: < 1.34.1-4.9.1
- (no CPE)range: < 1.26.2-4.5.1
- (no CPE)range: < 1.26.2-4.5.1
- (no CPE)range: < 1.34.1-4.9.1
- (no CPE)range: < 1.34.1-4.9.1
- (no CPE)range: < 1.26.2-4.5.1
- (no CPE)range: < 1.26.2-4.5.1
- (no CPE)range: < 1.26.2-4.5.1
- (no CPE)range: < 1.26.2-4.5.1
- (no CPE)range: < 1.35.0-150400.3.3.1
- (no CPE)range: < 1.34.1-4.9.1
- (no CPE)range: < 1.35.0-4.3.1
- (no CPE)range: < 1.35.0-4.3.1
- (no CPE)range: < 1.35.0-4.3.1
- (no CPE)range: < 1.35.0-4.3.1
- (no CPE)range: < 1.26.2-4.5.1
- (no CPE)range: < 1.26.2-4.5.1
- (no CPE)range: < 1.34.1-4.9.1
- (no CPE)range: < 1.34.1-4.9.1
- (no CPE)range: < 1.26.2-4.5.1
- (no CPE)range: < 1.35.0-4.3.1
- (no CPE)range: < 1.35.0-4.3.1
- (no CPE)range: < 1.26.2-4.5.1
- (no CPE)range: < 1.26.2-4.5.1
- (no CPE)range: < 1.34.1-4.9.1
- (no CPE)range: < 1.34.1-4.9.1
- (no CPE)range: < 1.34.1-4.9.1
- (no CPE)range: < 1.34.1-4.9.1
- (no CPE)range: < 1.35.0-4.3.1
- (no CPE)range: < 1.35.0-4.3.1
- (no CPE)range: < 1.26.2-4.5.1
- (no CPE)range: < 1.26.2-4.5.1
- (no CPE)range: < 1.26.2-4.5.1
- (no CPE)range: < 1.26.2-4.5.1
- (no CPE)range: < 1.26.2-4.5.1
- (no CPE)range: < 1.26.2-4.5.1
- (no CPE)range: < 1.26.2-4.5.1
- (no CPE)range: < 1.26.2-4.5.1
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
6- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3UDQGJRECXFS5EZVDH2OI45FMO436AC4/mitrevendor-advisoryx_refsource_FEDORA
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z7ZIFKPRR32ZYA3WAA2NXFA3QHHOU6FJ/mitrevendor-advisoryx_refsource_FEDORA
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZASBW7QRRLY5V2R44MQ4QQM4CZIDHM2U/mitrevendor-advisoryx_refsource_FEDORA
- security.gentoo.org/glsa/202105-09mitrevendor-advisoryx_refsource_GENTOO
- git.busybox.net/busybox/commit/mitrex_refsource_MISC
- lists.debian.org/debian-lts-announce/2021/04/msg00001.htmlmitremailing-listx_refsource_MLIST
News mentions
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