High severity7.5NVD Advisory· Published Jul 20, 2022· Updated Jun 17, 2026
CVE-2021-46828
CVE-2021-46828
Description
In libtirpc before 1.3.3rc1, remote attackers could exhaust the file descriptors of a process that uses libtirpc because idle TCP connections are mishandled. This can, in turn, lead to an svc_run infinite loop without accepting new connections.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
39- libtirpc/libtirpcdescription
- Range: <1.3.3rc1
- osv-coords37 versionspkg:rpm/almalinux/libtirpcpkg:rpm/almalinux/libtirpc-develpkg:rpm/opensuse/libtirpc&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/libtirpc&distro=openSUSE%20Leap%2015.4pkg:rpm/opensuse/libtirpc&distro=openSUSE%20Leap%20Micro%205.2pkg:rpm/suse/libtirpc&distro=SUSE%20Enterprise%20Storage%206pkg:rpm/suse/libtirpc&distro=SUSE%20Enterprise%20Storage%207pkg:rpm/suse/libtirpc&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOSpkg:rpm/suse/libtirpc&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSSpkg:rpm/suse/libtirpc&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-ESPOSpkg:rpm/suse/libtirpc&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-LTSSpkg:rpm/suse/libtirpc&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOSpkg:rpm/suse/libtirpc&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSSpkg:rpm/suse/libtirpc&distro=SUSE%20Linux%20Enterprise%20Micro%205.1pkg:rpm/suse/libtirpc&distro=SUSE%20Linux%20Enterprise%20Micro%205.2pkg:rpm/suse/libtirpc&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3pkg:rpm/suse/libtirpc&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP4pkg:rpm/suse/libtirpc&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/libtirpc&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-BCLpkg:rpm/suse/libtirpc&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4-LTSSpkg:rpm/suse/libtirpc&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/libtirpc&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-BCLpkg:rpm/suse/libtirpc&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSSpkg:rpm/suse/libtirpc&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-BCLpkg:rpm/suse/libtirpc&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-LTSSpkg:rpm/suse/libtirpc&distro=SUSE%20Linux%20Enterprise%20Server%2015-LTSSpkg:rpm/suse/libtirpc&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/libtirpc&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/libtirpc&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015pkg:rpm/suse/libtirpc&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1pkg:rpm/suse/libtirpc&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP2pkg:rpm/suse/libtirpc&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5pkg:rpm/suse/libtirpc&distro=SUSE%20Manager%20Proxy%204.1pkg:rpm/suse/libtirpc&distro=SUSE%20Manager%20Retail%20Branch%20Server%204.1pkg:rpm/suse/libtirpc&distro=SUSE%20Manager%20Server%204.1pkg:rpm/suse/libtirpc&distro=SUSE%20OpenStack%20Cloud%209pkg:rpm/suse/libtirpc&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209
< 1.3.3-0.el9+ 36 more
- (no CPE)range: < 1.3.3-0.el9
- (no CPE)range: < 1.3.3-0.el9
- (no CPE)range: < 1.2.6-150300.3.14.1
- (no CPE)range: < 1.2.6-150300.3.14.1
- (no CPE)range: < 1.2.6-150300.3.14.1
- (no CPE)range: < 1.0.2-150000.3.18.1
- (no CPE)range: < 1.0.2-150000.3.18.1
- (no CPE)range: < 1.0.2-150000.3.18.1
- (no CPE)range: < 1.0.2-150000.3.18.1
- (no CPE)range: < 1.0.2-150000.3.18.1
- (no CPE)range: < 1.0.2-150000.3.18.1
- (no CPE)range: < 1.0.2-150000.3.18.1
- (no CPE)range: < 1.0.2-150000.3.18.1
- (no CPE)range: < 1.2.6-150300.3.14.1
- (no CPE)range: < 1.2.6-150300.3.14.1
- (no CPE)range: < 1.2.6-150300.3.14.1
- (no CPE)range: < 1.2.6-150300.3.14.1
- (no CPE)range: < 1.0.1-17.24.1
- (no CPE)range: < 1.0.1-17.24.1
- (no CPE)range: < 1.0.1-17.24.1
- (no CPE)range: < 1.0.1-17.24.1
- (no CPE)range: < 1.0.2-150000.3.18.1
- (no CPE)range: < 1.0.2-150000.3.18.1
- (no CPE)range: < 1.0.2-150000.3.18.1
- (no CPE)range: < 1.0.2-150000.3.18.1
- (no CPE)range: < 1.0.2-150000.3.18.1
- (no CPE)range: < 1.0.1-17.24.1
- (no CPE)range: < 1.0.1-17.24.1
- (no CPE)range: < 1.0.2-150000.3.18.1
- (no CPE)range: < 1.0.2-150000.3.18.1
- (no CPE)range: < 1.0.2-150000.3.18.1
- (no CPE)range: < 1.0.1-17.24.1
- (no CPE)range: < 1.0.2-150000.3.18.1
- (no CPE)range: < 1.0.2-150000.3.18.1
- (no CPE)range: < 1.0.2-150000.3.18.1
- (no CPE)range: < 1.0.1-17.24.1
- (no CPE)range: < 1.0.1-17.24.1
Patches
Vulnerability mechanics
References
5- lists.debian.org/debian-lts-announce/2022/08/msg00004.htmlnvdMailing ListThird Party Advisory
- security.gentoo.org/glsa/202210-33nvdThird Party Advisory
- security.netapp.com/advisory/ntap-20221007-0004/nvdThird Party Advisory
- www.debian.org/security/2022/dsa-5200nvdThird Party Advisory
- git.linux-nfs.orgnvd
News mentions
0No linked articles in our index yet.