Unrated severityNVD Advisory· Published Aug 23, 2022· Updated Aug 3, 2024
CVE-2021-3839
CVE-2021-3839
Description
A flaw was found in the vhost library in DPDK. Function vhost_user_set_inflight_fd() does not validate msg->payload.inflight.num_queues, possibly causing out-of-bounds memory read/write. Any software using DPDK vhost library may crash as a result of this vulnerability.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
25- DPDK/vhost librarydescription
- osv-coords23 versionspkg:rpm/almalinux/dpdkpkg:rpm/almalinux/dpdk-develpkg:rpm/almalinux/dpdk-docpkg:rpm/almalinux/dpdk-toolspkg:rpm/opensuse/dpdk&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/dpdk&distro=openSUSE%20Leap%2015.4pkg:rpm/opensuse/dpdk-thunderx&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/dpdk-thunderx&distro=openSUSE%20Leap%2015.4pkg:rpm/suse/dpdk&distro=SUSE%20Enterprise%20Storage%207pkg:rpm/suse/dpdk&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-ESPOSpkg:rpm/suse/dpdk&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-LTSSpkg:rpm/suse/dpdk&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP3pkg:rpm/suse/dpdk&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-BCLpkg:rpm/suse/dpdk&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-LTSSpkg:rpm/suse/dpdk&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP2pkg:rpm/suse/dpdk&distro=SUSE%20Manager%20Proxy%204.1pkg:rpm/suse/dpdk&distro=SUSE%20Manager%20Retail%20Branch%20Server%204.1pkg:rpm/suse/dpdk&distro=SUSE%20Manager%20Server%204.1pkg:rpm/suse/dpdk-thunderx&distro=SUSE%20Enterprise%20Storage%207pkg:rpm/suse/dpdk-thunderx&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-ESPOSpkg:rpm/suse/dpdk-thunderx&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-LTSSpkg:rpm/suse/dpdk-thunderx&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP3pkg:rpm/suse/dpdk-thunderx&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-LTSS
< 2:21.11.2-1.el9_1+ 22 more
- (no CPE)range: < 2:21.11.2-1.el9_1
- (no CPE)range: < 2:21.11.2-1.el9_1
- (no CPE)range: < 2:21.11.2-1.el9_1
- (no CPE)range: < 2:21.11.2-1.el9_1
- (no CPE)range: < 19.11.4-150300.11.1
- (no CPE)range: < 19.11.4-150300.11.1
- (no CPE)range: < 19.11.4-150300.11.1
- (no CPE)range: < 19.11.4-150300.11.1
- (no CPE)range: < 19.11.4-150200.3.17.1
- (no CPE)range: < 19.11.4-150200.3.17.1
- (no CPE)range: < 19.11.4-150200.3.17.1
- (no CPE)range: < 19.11.4-150300.11.1
- (no CPE)range: < 19.11.4-150200.3.17.1
- (no CPE)range: < 19.11.4-150200.3.17.1
- (no CPE)range: < 19.11.4-150200.3.17.1
- (no CPE)range: < 19.11.4-150200.3.17.1
- (no CPE)range: < 19.11.4-150200.3.17.1
- (no CPE)range: < 19.11.4-150200.3.17.1
- (no CPE)range: < 19.11.4-150200.3.17.1
- (no CPE)range: < 19.11.4-150200.3.17.1
- (no CPE)range: < 19.11.4-150200.3.17.1
- (no CPE)range: < 19.11.4-150300.11.1
- (no CPE)range: < 19.11.4-150200.3.17.1
Patches
Vulnerability mechanics
References
3- access.redhat.com/security/cve/CVE-2021-3839mitrex_refsource_MISC
- bugzilla.redhat.com/show_bug.cgimitrex_refsource_MISC
- github.com/DPDK/dpdk/commit/6442c329b9d2ded0f44b27d2016aaba8ba5844c5mitrex_refsource_MISC
News mentions
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