CVE-2023-53769
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2023
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
virt/coco/sev-guest: Double-buffer messages
In the Linux kernel, the following vulnerability has been resolved: virt/coco/sev-guest: Double-buffer messages The encryption algorithms read and write directly to shared unencrypted memory, which may leak information as well as permit the host to tamper with the message integrity. Instead, copy whole messages in or out as needed before doing any computation on them.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
Linux
- Vendor
- Linux
- Product
- Linux
- Platforms
- Unknown
- Default status
unaffected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| d5af44dde5461d125d1602ac913ab5c6bdf09b8b | affected | git | 577a64725bfd77645986168e953d405067ee565b | Unavailable | None listed |
| d5af44dde5461d125d1602ac913ab5c6bdf09b8b | affected | git | c27dafc4aa50a29ec927b3aa84ac7b430071f682 | Unavailable | None listed |
| d5af44dde5461d125d1602ac913ab5c6bdf09b8b | affected | git | 4b69c63f716cfda38e1210e65b68f67f6cee2ddf | Unavailable | None listed |
| d5af44dde5461d125d1602ac913ab5c6bdf09b8b | affected | git | 965006103a14703cc42043bbf9b5e0cdf7a468ad | Unavailable | None listed |
Linux
- Vendor
- Linux
- Product
- Linux
- Platforms
- Unknown
- Default status
affected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 5.19 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 5.19 | Unavailable | None listed |
| 6.1.28 | unaffected | semver | Unavailable | 6.1.* | None listed |
| 6.2.15 | unaffected | semver | Unavailable | 6.2.* | None listed |
| 6.3.2 | unaffected | semver | Unavailable | 6.3.* | None listed |
| 6.4 | unaffected | original_commit_for_fix | Unavailable | * | None listed |