CVE-2026-53243 rseq: Fix using an uninitialized stack variable in rseq_exit_user_update()
| Reporter | Title | Published | Views | Family All 22 |
|---|---|---|---|---|
 | CVE-2026-53243 | 25 Jun 202608:39 | – | attackerkb |
 | The vulnerability of the rseq_exit_user_update() function in the include/linux/rseq_entry.h module of the Linux operating system allows a hacker to cause a service failure. | 4 Sep 202600:00 | – | bdu_fstec |
 | CVE-2026-53243 | 15 Sep 202612:46 | – | circl |
 | CVE-2026-53243 | 25 Jun 202608:39 | – | cve |
 | CVE-2026-53243 | 25 Jun 202608:39 | – | debiancve |
 | EUVD-2026-39194 | 25 Jun 202608:39 | – | euvd |
 | CVE-2026-53243 | 25 Jun 202609:16 | – | nvd |
 | BELL-CVE-2026-53243 CVE-2026-53243 does not affect BellSoft software | 27 Jun 202606:13 | – | osv |
| DEBIAN-CVE-2026-53243 | 25 Jun 202609:16 | – | osv |
| UBUNTU-CVE-2026-53243 | 25 Jun 202609:16 | – | osv |
10
[
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"include/linux/rseq_entry.h"
],
"versions": [
{
"version": "d242126fd21ab8f1631fdbc8589e43a9d4229f3b",
"lessThan": "e12d20a63b61aaf9de4772effccf42cc9a003e58",
"status": "affected",
"versionType": "git"
},
{
"version": "82f572449cfe75f12ea985986da60e11f308f77d",
"lessThan": "6d99479799c69c3cb588fcda19c81d8f61d64ecd",
"status": "affected",
"versionType": "git"
}
]
},
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"include/linux/rseq_entry.h"
],
"versions": [
{
"version": "7.0.10",
"lessThan": "7.0.13",
"status": "affected",
"versionType": "semver"
}
]
}
]Data
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25 Jun 2026 08:39Current
EPSS0.00143