Unrated severityNVD Advisory· Published Jun 18, 2025
misc: fastrpc: fix memory corruption on open
CVE-2022-49950
Description
In the Linux kernel, the following vulnerability has been resolved:
misc: fastrpc: fix memory corruption on open
The probe session-duplication overflow check incremented the session count also when there were no more available sessions so that memory beyond the fixed-size slab-allocated session array could be corrupted in fastrpc_session_alloc() on open().
Affected products
118- osv-coords116 versionspkg:rpm/suse/kernel-64kb&distro=SUSE%20Enterprise%20Storage%207.1pkg: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%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSSpkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/kernel-default-base&distro=SUSE%20Enterprise%20Storage%207.1pkg: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%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Micro%205.1pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Micro%205.2pkg: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%20Micro%205.5pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSSpkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP3pkg: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%20SP5pkg:rpm/suse/kernel-default-base&distro=SUSE%20Manager%20Proxy%204.3pkg:rpm/suse/kernel-default-base&distro=SUSE%20Manager%20Server%204.3pkg:rpm/suse/kernel-default&distro=SUSE%20Enterprise%20Storage%207.1pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2015%20SP3pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2015%20SP4pkg: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%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP3pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Micro%205.1pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Micro%205.2pkg: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%20Micro%205.5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSSpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP3pkg: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%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Manager%20Proxy%204.3pkg:rpm/suse/kernel-default&distro=SUSE%20Manager%20Server%204.3pkg:rpm/suse/kernel-docs&distro=SUSE%20Enterprise%20Storage%207.1pkg: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%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSSpkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP3pkg: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%20SP5pkg:rpm/suse/kernel-livepatch-SLE15-SP3_Update_59&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP3pkg:rpm/suse/kernel-livepatch-SLE15-SP5_Update_28&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP5pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Enterprise%20Storage%207.1pkg: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%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSSpkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP3pkg: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%20SP5pkg:rpm/suse/kernel-preempt&distro=SUSE%20Enterprise%20Storage%207.1pkg:rpm/suse/kernel-preempt&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSSpkg:rpm/suse/kernel-preempt&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP3pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.1pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.2pkg: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%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/kernel-source&distro=SUSE%20Enterprise%20Storage%207.1pkg: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%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP3pkg: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%20SP5pkg:rpm/suse/kernel-source&distro=SUSE%20Manager%20Proxy%204.3pkg:rpm/suse/kernel-source&distro=SUSE%20Manager%20Server%204.3pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.1pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.2pkg: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%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/kernel-syms&distro=SUSE%20Enterprise%20Storage%207.1pkg: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%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP3pkg: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%20SP5pkg:rpm/suse/kernel-syms&distro=SUSE%20Manager%20Proxy%204.3pkg:rpm/suse/kernel-syms&distro=SUSE%20Manager%20Server%204.3pkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSSpkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Manager%20Server%204.3
< 5.3.18-150300.59.211.1+ 115 more
- (no CPE)range: < 5.3.18-150300.59.211.1
- (no CPE)range: < 5.14.21-150400.24.170.2
- (no CPE)range: < 5.14.21-150400.24.170.2
- (no CPE)range: < 5.14.21-150500.55.113.1
- (no CPE)range: < 5.14.21-150500.55.113.1
- (no CPE)range: < 5.3.18-150300.59.211.1
- (no CPE)range: < 5.14.21-150400.24.170.2
- (no CPE)range: < 5.14.21-150500.55.113.1
- (no CPE)range: < 5.3.18-150300.59.211.1.150300.18.126.1
- (no CPE)range: < 5.14.21-150400.24.170.2.150400.24.86.2
- (no CPE)range: < 5.14.21-150400.24.170.2.150400.24.86.2
- (no CPE)range: < 5.14.21-150500.55.113.1.150500.6.53.1
- (no CPE)range: < 5.14.21-150500.55.113.1.150500.6.53.1
- (no CPE)range: < 5.3.18-150300.59.211.1.150300.18.126.1
- (no CPE)range: < 5.3.18-150300.59.211.1.150300.18.126.1
- (no CPE)range: < 5.14.21-150400.24.170.2.150400.24.86.2
- (no CPE)range: < 5.14.21-150400.24.170.2.150400.24.86.2
- (no CPE)range: < 5.14.21-150500.55.113.1.150500.6.53.1
- (no CPE)range: < 5.3.18-150300.59.211.1.150300.18.126.1
- (no CPE)range: < 5.14.21-150400.24.170.2.150400.24.86.2
- (no CPE)range: < 5.14.21-150500.55.113.1.150500.6.53.1
- (no CPE)range: < 5.3.18-150300.59.211.1.150300.18.126.1
- (no CPE)range: < 5.14.21-150400.24.170.2.150400.24.86.2
- (no CPE)range: < 5.14.21-150500.55.113.1.150500.6.53.1
- (no CPE)range: < 5.14.21-150400.24.170.2.150400.24.86.2
- (no CPE)range: < 5.14.21-150400.24.170.2.150400.24.86.2
- (no CPE)range: < 5.3.18-150300.59.211.1
- (no CPE)range: < 5.3.18-150300.59.211.1
- (no CPE)range: < 5.14.21-150400.24.170.2
- (no CPE)range: < 5.14.21-150400.24.170.2
- (no CPE)range: < 5.14.21-150400.24.170.2
- (no CPE)range: < 5.14.21-150500.55.113.1
- (no CPE)range: < 5.14.21-150500.55.113.1
- (no CPE)range: < 5.3.18-150300.59.211.1
- (no CPE)range: < 5.14.21-150500.55.113.1
- (no CPE)range: < 5.3.18-150300.59.211.1
- (no CPE)range: < 5.3.18-150300.59.211.1
- (no CPE)range: < 5.14.21-150400.24.170.2
- (no CPE)range: < 5.14.21-150400.24.170.2
- (no CPE)range: < 5.14.21-150500.55.113.1
- (no CPE)range: < 5.3.18-150300.59.211.1
- (no CPE)range: < 5.14.21-150400.24.170.2
- (no CPE)range: < 5.14.21-150500.55.113.1
- (no CPE)range: < 5.3.18-150300.59.211.1
- (no CPE)range: < 5.14.21-150400.24.170.2
- (no CPE)range: < 5.14.21-150500.55.113.1
- (no CPE)range: < 5.14.21-150400.24.170.2
- (no CPE)range: < 5.14.21-150400.24.170.2
- (no CPE)range: < 5.3.18-150300.59.211.1
- (no CPE)range: < 5.14.21-150400.24.170.1
- (no CPE)range: < 5.14.21-150400.24.170.1
- (no CPE)range: < 5.14.21-150500.55.113.1
- (no CPE)range: < 5.14.21-150500.55.113.1
- (no CPE)range: < 5.3.18-150300.59.211.1
- (no CPE)range: < 5.14.21-150400.24.170.1
- (no CPE)range: < 5.14.21-150500.55.113.1
- (no CPE)range: < 5.3.18-150300.59.211.1
- (no CPE)range: < 5.14.21-150400.24.170.1
- (no CPE)range: < 5.14.21-150500.55.113.1
- (no CPE)range: < 1-150300.7.3.1
- (no CPE)range: < 1-150500.11.3.1
- (no CPE)range: < 5.3.18-150300.59.212.1
- (no CPE)range: < 5.14.21-150400.24.170.2
- (no CPE)range: < 5.14.21-150400.24.170.2
- (no CPE)range: < 5.14.21-150500.55.113.1
- (no CPE)range: < 5.14.21-150500.55.113.1
- (no CPE)range: < 5.3.18-150300.59.212.1
- (no CPE)range: < 5.14.21-150400.24.170.2
- (no CPE)range: < 5.14.21-150500.55.113.1
- (no CPE)range: < 5.3.18-150300.59.212.1
- (no CPE)range: < 5.14.21-150400.24.170.2
- (no CPE)range: < 5.14.21-150500.55.113.1
- (no CPE)range: < 5.3.18-150300.59.211.1
- (no CPE)range: < 5.3.18-150300.59.211.1
- (no CPE)range: < 5.3.18-150300.59.211.1
- (no CPE)range: < 5.3.18-150300.214.1
- (no CPE)range: < 5.3.18-150300.214.1
- (no CPE)range: < 5.14.21-150400.15.124.1
- (no CPE)range: < 5.14.21-150400.15.124.1
- (no CPE)range: < 5.14.21-150500.13.100.2
- (no CPE)range: < 5.3.18-150300.59.211.1
- (no CPE)range: < 5.14.21-150400.24.170.1
- (no CPE)range: < 5.14.21-150400.24.170.1
- (no CPE)range: < 5.14.21-150500.55.113.1
- (no CPE)range: < 5.14.21-150500.55.113.1
- (no CPE)range: < 5.14.21-150500.55.113.1
- (no CPE)range: < 5.3.18-150300.59.211.1
- (no CPE)range: < 5.14.21-150400.24.170.1
- (no CPE)range: < 5.14.21-150500.55.113.1
- (no CPE)range: < 5.3.18-150300.59.211.1
- (no CPE)range: < 5.14.21-150400.24.170.1
- (no CPE)range: < 5.14.21-150500.55.113.1
- (no CPE)range: < 5.14.21-150400.24.170.1
- (no CPE)range: < 5.14.21-150400.24.170.1
- (no CPE)range: < 5.3.18-150300.214.1
- (no CPE)range: < 5.3.18-150300.214.1
- (no CPE)range: < 5.14.21-150400.15.124.1
- (no CPE)range: < 5.14.21-150400.15.124.1
- (no CPE)range: < 5.14.21-150500.13.100.1
- (no CPE)range: < 5.3.18-150300.59.211.1
- (no CPE)range: < 5.14.21-150400.24.170.1
- (no CPE)range: < 5.14.21-150400.24.170.1
- (no CPE)range: < 5.14.21-150500.55.113.1
- (no CPE)range: < 5.14.21-150500.55.113.1
- (no CPE)range: < 5.3.18-150300.59.211.1
- (no CPE)range: < 5.14.21-150400.24.170.1
- (no CPE)range: < 5.14.21-150500.55.113.1
- (no CPE)range: < 5.3.18-150300.59.211.1
- (no CPE)range: < 5.14.21-150400.24.170.1
- (no CPE)range: < 5.14.21-150500.55.113.1
- (no CPE)range: < 5.14.21-150400.24.170.1
- (no CPE)range: < 5.14.21-150400.24.170.1
- (no CPE)range: < 5.3.18-150300.59.211.1
- (no CPE)range: < 5.14.21-150400.24.170.2
- (no CPE)range: < 5.14.21-150500.55.113.1
- (no CPE)range: < 5.14.21-150400.24.170.2
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
5- git.kernel.org/stable/c/5cf2a57c7a01a0d7bdecf875a63682f542891b1bmitre
- git.kernel.org/stable/c/cf20c3533efc89578ace94fa20a9e63446223c72mitre
- git.kernel.org/stable/c/d245f43aab2b61195d8ebb64cef7b5a08c590ab4mitre
- git.kernel.org/stable/c/e0578e603065f120a8759b75e0d6c216c7078a39mitre
- git.kernel.org/stable/c/f8632b8bb53ebc005d8f24a68a0c1f9678c0e908mitre
News mentions
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