CVE-2026-46300
Linux Kernel Missing Initialization of a Variable Vulnerability
Linux Kernel
In the Linux kernel, the following vulnerability has been resolved: net: skbuff: preserve shared-frag marker during coalescing skb_try_coalesce() can attach paged frags from @from to @to. If @from has SKBFL_SHARED_FRAG set, the resulting @to skb can contain the same externally-owned or page-cache-backed frags, but the shared-frag marker is currently lost. That breaks the invariant relied on by later in-place writers. In particular, ESP input checks skb_has_shared_frag()…
23. Mai 2026
Original bei Red Hat öffnenAusgewertete Quellen
- Red Hathttps://access.redhat.com/errata/RHBA-2026:20032
- Red Hathttps://access.redhat.com/errata/RHSA-2026:19521
- Red Hathttps://access.redhat.com/errata/RHSA-2026:19540
- Red Hathttps://access.redhat.com/errata/RHSA-2026:19568
- Red Hathttps://access.redhat.com/errata/RHSA-2026:19569
- Red Hathttps://access.redhat.com/errata/RHSA-2026:19664
- Red Hathttps://access.redhat.com/errata/RHSA-2026:19666
- Red Hathttps://access.redhat.com/errata/RHSA-2026:19705
- Red Hathttps://access.redhat.com/errata/RHSA-2026:19711
- Red Hathttps://access.redhat.com/errata/RHSA-2026:19875
- Red Hathttps://access.redhat.com/errata/RHSA-2026:20051
- Red Hathttps://access.redhat.com/errata/RHSA-2026:20054
- Red Hathttps://access.redhat.com/errata/RHSA-2026:20087
- Red Hathttps://access.redhat.com/errata/RHSA-2026:20129
- Red Hathttps://access.redhat.com/errata/RHSA-2026:20130
- Red Hathttps://access.redhat.com/errata/RHSA-2026:20299
- Red Hathttps://access.redhat.com/errata/RHSA-2026:20593
- Red Hathttps://access.redhat.com/errata/RHSA-2026:21656
- Red Hathttps://access.redhat.com/errata/RHSA-2026:21690
- Red Hathttps://access.redhat.com/errata/RHSA-2026:21695
- Red Hathttps://access.redhat.com/errata/RHSA-2026:21702
- Red Hathttps://access.redhat.com/errata/RHSA-2026:23233
- Red Hathttps://access.redhat.com/errata/RHSA-2026:23240
- Red Hathttps://access.redhat.com/errata/RHSA-2026:23245
- Red Hathttps://access.redhat.com/errata/RHSA-2026:23468
- Red Hathttps://access.redhat.com/errata/RHSA-2026:23469
- Red Hathttps://access.redhat.com/errata/RHSA-2026:23470
- Red Hathttps://access.redhat.com/errata/RHSA-2026:23471
- Red Hathttps://access.redhat.com/errata/RHSA-2026:24814
- Red Hathttps://access.redhat.com/errata/RHSA-2026:25044
- Red Hathttps://access.redhat.com/errata/RHSA-2026:28887
- Red Hathttps://access.redhat.com/errata/RHSA-2026:33486
- Red Hathttps://access.redhat.com/errata/RHSA-2026:34098
- Red Hathttps://access.redhat.com/security/cve/CVE-2026-46300
- Red Hathttps://bugzilla.redhat.com/show_bug.cgi?id=2477015
- Red Hathttps://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-46300.json
- Hinweishttps://cert-portal.siemens.com/productcert/html/ssa-019113.html
- Hinweishttps://cert-portal.siemens.com/productcert/html/ssa-082556.html
- CISAhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-46300
- CISALinux Kernel Missing Initialization of a Variable Vulnerability
- NVDCVE-2026-46300