High severity7.8NVD Advisory· Published May 1, 2026· Updated May 8, 2026
CVE-2026-31758
CVE-2026-31758
Description
In the Linux kernel, the following vulnerability has been resolved:
usb: usbtmc: Flush anchored URBs in usbtmc_release
When calling usbtmc_release, pending anchored URBs must be flushed or killed to prevent use-after-free errors (e.g. in the HCD giveback path). Call usbtmc_draw_down() to allow anchored URBs to be completed.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
92cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*+ 6 more
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: >=4.19,<5.10.253
- cpe:2.3:o:linux:linux_kernel:7.0:rc1:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.0:rc2:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.0:rc3:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.0:rc4:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.0:rc5:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.0:rc6:*:*:*:*:*:*
- osv-coords85 versionspkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7pkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP6-LTSSpkg:rpm/suse/kernel-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP7pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Micro%205.3pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Micro%205.4pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP6-LTSSpkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP6pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2015%20SP4pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2015%20SP6pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2015%20SP7pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP4pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP6pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP7pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Micro%205.3pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Micro%205.4pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Legacy%2015%20SP7pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP6-LTSSpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP6pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP7pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP7pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP6-LTSSpkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP6pkg:rpm/suse/kernel-kvmsmall&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-kvmsmall&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/kernel-livepatch-SLE15-SP4_Update_55&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP4pkg:rpm/suse/kernel-livepatch-SLE15-SP6_Update_27&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP6pkg:rpm/suse/kernel-livepatch-SLE15-SP7-RT_Update_16&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP7pkg:rpm/suse/kernel-livepatch-SLE15-SP7_Update_16&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP7pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP7pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP6-LTSSpkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP6pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.3pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.4pkg:rpm/suse/kernel-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP7pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Micro%205.3pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Micro%205.4pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP7pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP6-LTSSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP6pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.3pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.4pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP7pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP7pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP6-LTSSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP6pkg:rpm/suse/kernel-syms-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP7pkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7pkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP6-LTSS
< 5.14.21-150400.24.222.1+ 84 more
- (no CPE)range: < 5.14.21-150400.24.222.1
- (no CPE)range: < 5.14.21-150400.24.222.1
- (no CPE)range: < 6.4.0-150700.53.60.1
- (no CPE)range: < 5.14.21-150400.24.222.1
- (no CPE)range: < 6.4.0-150600.23.115.1
- (no CPE)range: < 6.4.0-150700.53.60.1
- (no CPE)range: < 5.14.21-150400.24.222.1.150400.24.112.1
- (no CPE)range: < 5.14.21-150400.24.222.1.150400.24.112.1
- (no CPE)range: < 5.14.21-150400.24.222.1.150400.24.112.1
- (no CPE)range: < 5.14.21-150400.24.222.1.150400.24.112.1
- (no CPE)range: < 6.4.0-150700.53.60.1.150700.17.35.4
- (no CPE)range: < 5.14.21-150400.24.222.1.150400.24.112.1
- (no CPE)range: < 6.4.0-150600.23.115.1.150600.12.54.1
- (no CPE)range: < 5.14.21-150400.24.222.1.150400.24.112.1
- (no CPE)range: < 6.4.0-150600.23.115.1.150600.12.54.1
- (no CPE)range: < 6.4.0-47.1.21.24
- (no CPE)range: < 6.4.0-47.1.21.24
- (no CPE)range: < 5.14.21-150400.24.222.1
- (no CPE)range: < 6.4.0-150600.23.115.1
- (no CPE)range: < 6.4.0-150700.53.60.1
- (no CPE)range: < 5.14.21-150400.24.222.1
- (no CPE)range: < 5.14.21-150400.24.222.1
- (no CPE)range: < 5.14.21-150400.24.222.1
- (no CPE)range: < 6.4.0-150600.23.115.1
- (no CPE)range: < 6.4.0-150700.53.60.1
- (no CPE)range: < 5.14.21-150400.24.222.1
- (no CPE)range: < 5.14.21-150400.24.222.1
- (no CPE)range: < 6.4.0-150700.53.60.1
- (no CPE)range: < 6.4.0-150700.53.60.1
- (no CPE)range: < 5.14.21-150400.24.222.1
- (no CPE)range: < 6.4.0-150600.23.115.1
- (no CPE)range: < 5.14.21-150400.24.222.1
- (no CPE)range: < 6.4.0-150600.23.115.1
- (no CPE)range: < 6.4.0-150700.53.60.1
- (no CPE)range: < 6.4.0-47.1
- (no CPE)range: < 6.4.0-47.1
- (no CPE)range: < 5.14.21-150400.24.222.1
- (no CPE)range: < 5.14.21-150400.24.222.1
- (no CPE)range: < 6.4.0-150700.53.60.1
- (no CPE)range: < 5.14.21-150400.24.222.1
- (no CPE)range: < 6.4.0-150600.23.115.1
- (no CPE)range: < 5.14.21-150400.24.222.1
- (no CPE)range: < 6.4.0-150600.23.115.1
- (no CPE)range: < 6.4.0-47.1
- (no CPE)range: < 6.4.0-47.1
- (no CPE)range: < 1-150400.9.3.1
- (no CPE)range: < 1-150600.13.3.1
- (no CPE)range: < 1-150700.1.5.2
- (no CPE)range: < 1-150700.15.3.2
- (no CPE)range: < 5.14.21-150400.24.222.1
- (no CPE)range: < 5.14.21-150400.24.222.1
- (no CPE)range: < 6.4.0-150700.53.60.2
- (no CPE)range: < 5.14.21-150400.24.222.1
- (no CPE)range: < 6.4.0-150600.23.115.1
- (no CPE)range: < 5.14.21-150400.24.222.1
- (no CPE)range: < 6.4.0-150600.23.115.1
- (no CPE)range: < 5.14.21-150400.15.170.1
- (no CPE)range: < 5.14.21-150400.15.170.1
- (no CPE)range: < 6.4.0-150700.7.59.2
- (no CPE)range: < 5.14.21-150400.24.222.1
- (no CPE)range: < 5.14.21-150400.24.222.1
- (no CPE)range: < 5.14.21-150400.24.222.1
- (no CPE)range: < 5.14.21-150400.24.222.1
- (no CPE)range: < 6.4.0-150700.53.60.1
- (no CPE)range: < 6.4.0-150700.53.60.1
- (no CPE)range: < 5.14.21-150400.24.222.1
- (no CPE)range: < 6.4.0-150600.23.115.1
- (no CPE)range: < 5.14.21-150400.24.222.1
- (no CPE)range: < 6.4.0-150600.23.115.1
- (no CPE)range: < 6.4.0-47.1
- (no CPE)range: < 6.4.0-47.1
- (no CPE)range: < 5.14.21-150400.15.170.1
- (no CPE)range: < 5.14.21-150400.15.170.1
- (no CPE)range: < 6.4.0-150700.7.59.2
- (no CPE)range: < 5.14.21-150400.24.222.1
- (no CPE)range: < 5.14.21-150400.24.222.1
- (no CPE)range: < 6.4.0-150700.53.60.1
- (no CPE)range: < 5.14.21-150400.24.222.1
- (no CPE)range: < 6.4.0-150600.23.115.1
- (no CPE)range: < 5.14.21-150400.24.222.1
- (no CPE)range: < 6.4.0-150600.23.115.1
- (no CPE)range: < 6.4.0-150700.7.59.1
- (no CPE)range: < 6.4.0-150700.53.60.1
- (no CPE)range: < 5.14.21-150400.24.222.1
- (no CPE)range: < 6.4.0-150600.23.115.1
Patches
Vulnerability mechanics
References
8- git.kernel.org/stable/c/7fa8f61bab3fb75b5deba8a0f3abb74dc5068d9fnvdPatch
- git.kernel.org/stable/c/8a768552f7a8276fb9e01d49773d2094ace7c8f1nvdPatch
- git.kernel.org/stable/c/959ef329071136e4335b54822fe2f607659b4569nvdPatch
- git.kernel.org/stable/c/95e09b07e50290254b28b8395509473104518f8cnvdPatch
- git.kernel.org/stable/c/977b632db51d231dec0bc571089a5c2402674139nvdPatch
- git.kernel.org/stable/c/d13318dec0c1e0e2ac16f8ecbd522db14cea4bb1nvdPatch
- git.kernel.org/stable/c/d40198de50232e04c14c6e2092e896766c95ea48nvdPatch
- git.kernel.org/stable/c/e189d443767f7cd390c52f2e122e1fc41c7562d6nvdPatch
News mentions
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