CVE-2022-42321
published 2022-11-01CVE-2022-42321: Xenstore: Guests can crash xenstored via exhausting the stack Xenstored is using recursion for some Xenstore operations (e.g. for deleting a sub-tree of…
PriorityP425medium6.5CVSS 3.1
AVLACLPRLUINSCCNINAH
EPSS
0.27%
18.7th percentile
Xenstore: Guests can crash xenstored via exhausting the stack Xenstored is using recursion for some Xenstore operations (e.g. for deleting a sub-tree of Xenstore nodes). With sufficiently deep nesting levels this can result in stack exhaustion on xenstored, leading to a crash of xenstored.
Affected
9 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | debian_linux | — | — |
| debian | xen | < xen 4.16.2+90-g0d39a6d1ae-1 (bookworm) | xen 4.16.2+90-g0d39a6d1ae-1 (bookworm) |
| fedoraproject | fedora | — | — |
| fedoraproject | fedora | — | — |
| fedoraproject | fedora | — | — |
| xen | xen | >= 0 < 4.14.5+86-g1c354767d5-1 | 4.14.5+86-g1c354767d5-1 |
| xen | xen | >= 0 < 4.16.2+90-g0d39a6d1ae-1 | 4.16.2+90-g0d39a6d1ae-1 |
| xen | xen | >= 0 < 4.16.2+90-g0d39a6d1ae-1 | 4.16.2+90-g0d39a6d1ae-1 |
| xen | xen | >= 0 < 4.16.2+90-g0d39a6d1ae-1 | 4.16.2+90-g0d39a6d1ae-1 |
CVSS provenance
nvdv3.16.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
osv6.5MEDIUM
vendor_debian6.5MEDIUM
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Debian
CVE-2022-42321: xen - Xenstore: Guests can crash xenstored via exhausting the stack Xenstored is using...
vendor_debian·2022·CVSS 6.5
CVE-2022-42321 [MEDIUM] CVE-2022-42321: xen - Xenstore: Guests can crash xenstored via exhausting the stack Xenstored is using...
Xenstore: Guests can crash xenstored via exhausting the stack Xenstored is using recursion for some Xenstore operations (e.g. for deleting a sub-tree of Xenstore nodes). With sufficiently deep nesting levels this can result in stack exhaustion on xenstored, leading to a crash of xenstored.
Scope: local
bookworm: resolved (fixed in 4.16.2+90-g0d39a6d1ae-1)
bullseye: resolved (fixed in 4.14.5+86-g1c354767d5-1)
forky: resolved (fixed in 4.16.2+90-g0d39a6d1ae-1)
sid: resolved (fixed in 4.16.2+90-g0d39a6d1ae-1)
trixie: resolved (fixed in 4.16.2+90-g0d39a6d1ae-1)
GHSA
GHSA-fwfg-5hqv-4r78: Xenstore: Guests can crash xenstored via exhausting the stack Xenstored is using recursion for some Xenstore operations (e
ghsa_unreviewed·2022-11-01
CVE-2022-42321 [MEDIUM] CWE-674 GHSA-fwfg-5hqv-4r78: Xenstore: Guests can crash xenstored via exhausting the stack Xenstored is using recursion for some Xenstore operations (e
Xenstore: Guests can crash xenstored via exhausting the stack Xenstored is using recursion for some Xenstore operations (e.g. for deleting a sub-tree of Xenstore nodes). With sufficiently deep nesting levels this can result in stack exhaustion on xenstored, leading to a crash of xenstored.
OSV
CVE-2022-42321: Xenstore: Guests can crash xenstored via exhausting the stack Xenstored is using recursion for some Xenstore operations (e
osv·2022-11-01·CVSS 6.5
CVE-2022-42321 [MEDIUM] CVE-2022-42321: Xenstore: Guests can crash xenstored via exhausting the stack Xenstored is using recursion for some Xenstore operations (e
Xenstore: Guests can crash xenstored via exhausting the stack Xenstored is using recursion for some Xenstore operations (e.g. for deleting a sub-tree of Xenstore nodes). With sufficiently deep nesting levels this can result in stack exhaustion on xenstored, leading to a crash of xenstored.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
http://www.openwall.com/lists/oss-security/2022/11/01/8http://xenbits.xen.org/xsa/advisory-418.htmlhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YTMITQBGC23MSDHUCAPCVGLMVXIBXQTQ/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YZVXG7OOOXCX6VIPEMLFDPIPUTFAYWPE/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZLI2NPNEH7CNJO3VZGQNOI4M4EWLNKPZ/https://security.gentoo.org/glsa/202402-07https://www.debian.org/security/2022/dsa-5272https://xenbits.xenproject.org/xsa/advisory-418.txthttp://www.openwall.com/lists/oss-security/2022/11/01/8http://xenbits.xen.org/xsa/advisory-418.htmlhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YTMITQBGC23MSDHUCAPCVGLMVXIBXQTQ/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YZVXG7OOOXCX6VIPEMLFDPIPUTFAYWPE/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZLI2NPNEH7CNJO3VZGQNOI4M4EWLNKPZ/https://security.gentoo.org/glsa/202402-07https://www.debian.org/security/2022/dsa-5272https://xenbits.xenproject.org/xsa/advisory-418.txt
2022-11-01
Published