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kernel: xfrm: espintcp: do not reuse an in-progress partial send

🗓️ 20 Oct 2026 03:46:28Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 4 Views

Out-of-bounds read in Linux kernel espintcp component may leak sensitive information.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb		CVE-2026-52935
24 Jun 202607:14
–attackerkb
astralinux
AstraLinux		Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1
5 Oct 202611:39
–astralinux
bdu_fstec
BDU FSTEC		Linux kernel espintcp_sendmsg()
4 Sep 202600:00
–bdu_fstec
cgr
Chainguard		CVE-2026-52935 vulnerabilities
10 Jul 202608:24
–cgr
nessus
Tenable Nessus		Rocky Linux 9.6 [CIQ] Security Update: kernel / kernel-64k / kernel-64k-core / kernel-64k-debug / etc Multiple Vulnerabilities (ciqsa-2026_1641)
16 Oct 202600:00
–nessus
nessus
Tenable Nessus		Debian dla-4664 : ata-modules-5.10.0-43-armmp-di - security update
3 Jul 202600:00
–nessus
nessus
Tenable Nessus		Debian dla-4665 : affs-modules-6.1.0-48-4kc-malta-di - security update
3 Jul 202600:00
–nessus
nessus
Tenable Nessus		Debian dla-4671 : linux-config-6.1 - security update
6 Jul 202600:00
–nessus
nessus
Tenable Nessus		openSUSE 16: cluster-md-kmp-64kb / cluster-md-kmp-azure / cluster-md-kmp-default / etc (openSUSE-SU-2026:21910-1)
25 Sep 202600:00
–nessus
nessus
Tenable Nessus		Photon OS 4.0: Linux PHSA-2026-4.0-1054
10 Jul 202600:00
–nessus
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8.10x86_64kernel-rt4.18.0-553.176.1.rt7.517.el8_10kernel-rt-4.18.0-553.176.1.rt7.517.el8_10.x86_64.rpm
Red Hat Enterprise Linux8.10x86_64kernel-rt-core4.18.0-553.176.1.rt7.517.el8_10kernel-rt-core-4.18.0-553.176.1.rt7.517.el8_10.x86_64.rpm
Red Hat Enterprise Linux8.10x86_64kernel-rt-debug4.18.0-553.176.1.rt7.517.el8_10kernel-rt-debug-4.18.0-553.176.1.rt7.517.el8_10.x86_64.rpm
Red Hat Enterprise Linux8.10x86_64kernel-rt-debug-core4.18.0-553.176.1.rt7.517.el8_10kernel-rt-debug-core-4.18.0-553.176.1.rt7.517.el8_10.x86_64.rpm
Red Hat Enterprise Linux8.10x86_64kernel-rt-debug-debuginfo4.18.0-553.176.1.rt7.517.el8_10kernel-rt-debug-debuginfo-4.18.0-553.176.1.rt7.517.el8_10.x86_64.rpm
Red Hat Enterprise Linux8.10x86_64kernel-rt-debug-devel4.18.0-553.176.1.rt7.517.el8_10kernel-rt-debug-devel-4.18.0-553.176.1.rt7.517.el8_10.x86_64.rpm
Red Hat Enterprise Linux8.10x86_64kernel-rt-debug-kvm4.18.0-553.176.1.rt7.517.el8_10kernel-rt-debug-kvm-4.18.0-553.176.1.rt7.517.el8_10.x86_64.rpm
Red Hat Enterprise Linux8.10x86_64kernel-rt-debug-modules4.18.0-553.176.1.rt7.517.el8_10kernel-rt-debug-modules-4.18.0-553.176.1.rt7.517.el8_10.x86_64.rpm
Red Hat Enterprise Linux8.10x86_64kernel-rt-debug-modules-extra4.18.0-553.176.1.rt7.517.el8_10kernel-rt-debug-modules-extra-4.18.0-553.176.1.rt7.517.el8_10.x86_64.rpm
Red Hat Enterprise Linux8.10x86_64kernel-rt-debuginfo4.18.0-553.176.1.rt7.517.el8_10kernel-rt-debuginfo-4.18.0-553.176.1.rt7.517.el8_10.x86_64.rpm
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20 Oct 2026 11:22Current
7.2High risk
Vulners AI Score7.2
CVSS 3.17.8
EPSS0.00096
SSVC
CWE-125
Linuxespintcpout-of-bounds readmemory corruptioninformation disclosure
4