CVE-2026-23239
highPriorität · verfolgen · 0EPSS 0.001 · 2. PerzentilDEEURUUSEPSS · bewertet 2026-10-27
In the Linux kernel, the following vulnerability has been resolved: espintcp: Fix race condition in espintcp_close() This issue was discovered during a code audit. After cancel_work_sync() is called from espintcp_close(), espintcp_tx_work() can still be scheduled from paths such as the Delayed ACK handler or ksoftirqd. As a result, the espintcp_tx_work() worker may dereference a freed espintcp ctx or sk. The following is a simple race scenario: cpu0 cpu1 espintcp_close() cancel_work_sync(&ctx->work); espintcp_write_space() schedule_work(&ctx->work); To prevent this race condition, cancel_work_sync() is replaced with disable_work_sync().
Behebungen
Hersteller-Fix, Mitigation oder Workaround, wie von den Quellen veröffentlicht.
Ein Hersteller-Fix ist verfügbar.
- Behobenkernel-devel-0:6.19.8-1.1.aarch64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenkernel-devel-0:6.19.8-1.1.ppc64le as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenkernel-devel-0:6.19.8-1.1.s390x as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenkernel-devel-0:6.19.8-1.1.x86_64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenkernel-macros-0:6.19.8-1.1.aarch64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenkernel-macros-0:6.19.8-1.1.ppc64le as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenkernel-macros-0:6.19.8-1.1.s390x as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenkernel-macros-0:6.19.8-1.1.x86_64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenkernel-source-0:6.19.8-1.1.aarch64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenkernel-source-0:6.19.8-1.1.ppc64le as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenkernel-source-0:6.19.8-1.1.s390x as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenkernel-source-0:6.19.8-1.1.x86_64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenkernel-source-vanilla-0:6.19.8-1.1.aarch64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenkernel-source-vanilla-0:6.19.8-1.1.ppc64le as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenkernel-source-vanilla-0:6.19.8-1.1.s390x as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenkernel-source-vanilla-0:6.19.8-1.1.x86_64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
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betroffene Produkte (38)
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Advisories (2)
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- WID-SEC-W-2026-0680Linux Kernel: Mehrere Schwachstellen ermöglichen Denial of ServiceDeutsch2026-03-10csaf · cert_bundDE
Ein lokaler Angreifer kann mehrere Schwachstellen in Linux Kernel ausnutzen, um einen Denial of Service Angriff durchzuführen oder andere, nicht näher spezifizierte Auswirkungen zu erzielen.
- openSUSE-SU-2026:10387-1kernel-devel-6.19.8-1.1 on GA media2026-03-18csaf · suse_csafDE
kernel-devel-6.19.8-1.1 on GA media
auch bekannt als (4)
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quellen
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Referenzen (12)
Externe Belege — Patches, Meldungen, Analysen.
- https://git.kernel.org/stable/c/022ff7f347588de6e17879a1da6019647b21321bcnnvd
- https://git.kernel.org/stable/c/664e9df53226b4505a0894817ecad2c610ab11d8cnnvd
- https://git.kernel.org/stable/c/e1512c1db9e8794d8d130addd2615ec27231d994cnnvd
- https://git.kernel.org/stable/c/f7ad8b1d0e421c524604d5076b73232093490d5ccnnvd
- https://git.kernel.org/stable/c/022ff7f347588de6e17879a1da6019647b21321benisa_euvd
- https://git.kernel.org/stable/c/664e9df53226b4505a0894817ecad2c610ab11d8enisa_euvd
- https://git.kernel.org/stable/c/e1512c1db9e8794d8d130addd2615ec27231d994enisa_euvd
- https://git.kernel.org/stable/c/f7ad8b1d0e421c524604d5076b73232093490d5cenisa_euvd
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